[INFO] crate cargo-task 0.0.12 is already in cache
[INFO] building cargo-task-0.0.12 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate cargo-task 0.0.12 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cargo-task 0.0.12 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-task 0.0.12
[INFO] finished tweaking crates.io crate cargo-task 0.0.12
[INFO] tweaked toml for crates.io crate cargo-task 0.0.12 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate cargo-task 0.0.12 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9e0415757fa39d7ad52ab8c630456a88fca1a364296a0aa8675c3ed35eb119ec
[INFO] running `Command { std: "docker" "start" "-a" "9e0415757fa39d7ad52ab8c630456a88fca1a364296a0aa8675c3ed35eb119ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e0415757fa39d7ad52ab8c630456a88fca1a364296a0aa8675c3ed35eb119ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e0415757fa39d7ad52ab8c630456a88fca1a364296a0aa8675c3ed35eb119ec", kill_on_drop: false }`
[INFO] [stdout] 9e0415757fa39d7ad52ab8c630456a88fca1a364296a0aa8675c3ed35eb119ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d72c3b945fc6df3f2106bf81e0ad4fec57e712529df7749f84bc6cbabeef08d3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d72c3b945fc6df3f2106bf81e0ad4fec57e712529df7749f84bc6cbabeef08d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-task v0.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: allow(unused_unsafe) incompatible with previous forbid
[INFO] [stdout]    --> src/_cargo_task_util.rs:236:1
[INFO] [stdout]     |
[INFO] [stdout] 236 | / thread_local! {
[INFO] [stdout] 237 | |     static CT_ENV: std::sync::Mutex<Rc<CTEnv>> = std::sync::Mutex::new(priv_new_env());
[INFO] [stdout] 238 | | }
[INFO] [stdout]     | |_^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   |   #![forbid(warnings)]
[INFO] [stdout]     |             -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(forbidden_lint_groups)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unused_unsafe) incompatible with previous forbid
[INFO] [stdout]    --> src/_cargo_task_util.rs:236:1
[INFO] [stdout]     |
[INFO] [stdout] 236 | / thread_local! {
[INFO] [stdout] 237 | |     static CT_ENV: std::sync::Mutex<Rc<CTEnv>> = std::sync::Mutex::new(priv_new_env());
[INFO] [stdout] 238 | | }
[INFO] [stdout]     | |_^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   |   #![forbid(warnings)]
[INFO] [stdout]     |             -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]   --> src/_cargo_task_util.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 |         if !cmd.spawn()?.wait()?.success() {
[INFO] [stdout]    |             ^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib.rs:3:11
[INFO] [stdout]    |
[INFO] [stdout] 3  | #![forbid(warnings)]
[INFO] [stdout]    |           -------- `forbid` level set here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]   --> src/_cargo_task_util.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 |         if !cmd.spawn()?.wait()?.success() {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib.rs:3:11
[INFO] [stdout]    |
[INFO] [stdout] 3  | #![forbid(warnings)]
[INFO] [stdout]    |           -------- `forbid` level set here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]   --> src/env_loader.rs:40:20
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let work_dir = find_cargo_task_work_dir()?;
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib.rs:3:11
[INFO] [stdout]    |
[INFO] [stdout] 3  | #![forbid(warnings)]
[INFO] [stdout]    |           -------- `forbid` level set here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/env_loader.rs:126:31
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let mut cargo_task_path = std::env::current_dir().map_err(|_| E)?;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![forbid(warnings)]
[INFO] [stdout]     |           -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/env_loader.rs:129:21
[INFO] [stdout]     |
[INFO] [stdout] 129 |         for item in std::fs::read_dir(&cargo_task_path).map_err(|_| E)? {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![forbid(warnings)]
[INFO] [stdout]     |           -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/env_loader.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 if !item.file_type().map_err(|_| E)?.is_dir() {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![forbid(warnings)]
[INFO] [stdout]     |           -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/env_loader.rs:237:16
[INFO] [stdout]     |
[INFO] [stdout] 237 |       let file = std::fs::File::open(&path).map_err(|e| {
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 238 | |         format!("parse metadata error: {:?}: {:?}", path.as_ref(), e,)
[INFO] [stdout] 239 | |     })?;
[INFO] [stdout]     | |_______^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   |   #![forbid(warnings)]
[INFO] [stdout]     |             -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/exec.rs:264:25
[INFO] [stdout]     |
[INFO] [stdout] 264 |         let mut child = cmd.spawn().map_err(|e| format!("{:?}", e))?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![forbid(warnings)]
[INFO] [stdout]     |           -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/exec.rs:270:26
[INFO] [stdout]     |
[INFO] [stdout] 270 |             let status = child.wait().map_err(|e| format!("{:?}", e))?;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![forbid(warnings)]
[INFO] [stdout]     |           -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.24s
[INFO] running `Command { std: "docker" "inspect" "d72c3b945fc6df3f2106bf81e0ad4fec57e712529df7749f84bc6cbabeef08d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d72c3b945fc6df3f2106bf81e0ad4fec57e712529df7749f84bc6cbabeef08d3", kill_on_drop: false }`
[INFO] [stdout] d72c3b945fc6df3f2106bf81e0ad4fec57e712529df7749f84bc6cbabeef08d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d90c46a2cf72bcf7943a809d3797d23a3d5c740327cd27bc5d3f999b3b21d768
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d90c46a2cf72bcf7943a809d3797d23a3d5c740327cd27bc5d3f999b3b21d768", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-task v0.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: allow(unused_unsafe) incompatible with previous forbid
[INFO] [stdout]    --> src/_cargo_task_util.rs:236:1
[INFO] [stdout]     |
[INFO] [stdout] 236 | / thread_local! {
[INFO] [stdout] 237 | |     static CT_ENV: std::sync::Mutex<Rc<CTEnv>> = std::sync::Mutex::new(priv_new_env());
[INFO] [stdout] 238 | | }
[INFO] [stdout]     | |_^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   |   #![forbid(warnings)]
[INFO] [stdout]     |             -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(forbidden_lint_groups)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unused_unsafe) incompatible with previous forbid
[INFO] [stdout]    --> src/_cargo_task_util.rs:236:1
[INFO] [stdout]     |
[INFO] [stdout] 236 | / thread_local! {
[INFO] [stdout] 237 | |     static CT_ENV: std::sync::Mutex<Rc<CTEnv>> = std::sync::Mutex::new(priv_new_env());
[INFO] [stdout] 238 | | }
[INFO] [stdout]     | |_^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   |   #![forbid(warnings)]
[INFO] [stdout]     |             -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]   --> src/_cargo_task_util.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 |         if !cmd.spawn()?.wait()?.success() {
[INFO] [stdout]    |             ^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib.rs:3:11
[INFO] [stdout]    |
[INFO] [stdout] 3  | #![forbid(warnings)]
[INFO] [stdout]    |           -------- `forbid` level set here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]   --> src/_cargo_task_util.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 |         if !cmd.spawn()?.wait()?.success() {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib.rs:3:11
[INFO] [stdout]    |
[INFO] [stdout] 3  | #![forbid(warnings)]
[INFO] [stdout]    |           -------- `forbid` level set here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]   --> src/env_loader.rs:40:20
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let work_dir = find_cargo_task_work_dir()?;
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib.rs:3:11
[INFO] [stdout]    |
[INFO] [stdout] 3  | #![forbid(warnings)]
[INFO] [stdout]    |           -------- `forbid` level set here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/env_loader.rs:126:31
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let mut cargo_task_path = std::env::current_dir().map_err(|_| E)?;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![forbid(warnings)]
[INFO] [stdout]     |           -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/env_loader.rs:129:21
[INFO] [stdout]     |
[INFO] [stdout] 129 |         for item in std::fs::read_dir(&cargo_task_path).map_err(|_| E)? {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![forbid(warnings)]
[INFO] [stdout]     |           -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/env_loader.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 if !item.file_type().map_err(|_| E)?.is_dir() {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![forbid(warnings)]
[INFO] [stdout]     |           -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/env_loader.rs:237:16
[INFO] [stdout]     |
[INFO] [stdout] 237 |       let file = std::fs::File::open(&path).map_err(|e| {
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 238 | |         format!("parse metadata error: {:?}: {:?}", path.as_ref(), e,)
[INFO] [stdout] 239 | |     })?;
[INFO] [stdout]     | |_______^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   |   #![forbid(warnings)]
[INFO] [stdout]     |             -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/exec.rs:264:25
[INFO] [stdout]     |
[INFO] [stdout] 264 |         let mut child = cmd.spawn().map_err(|e| format!("{:?}", e))?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![forbid(warnings)]
[INFO] [stdout]     |           -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/exec.rs:270:26
[INFO] [stdout]     |
[INFO] [stdout] 270 |             let status = child.wait().map_err(|e| format!("{:?}", e))?;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![forbid(warnings)]
[INFO] [stdout]     |           -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(dead_code) incompatible with previous forbid
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(forbidden_lint_groups)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(dead_code) incompatible with previous forbid
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unused_unsafe) incompatible with previous forbid
[INFO] [stdout]    --> src/_cargo_task_util.rs:236:1
[INFO] [stdout]     |
[INFO] [stdout] 236 | / thread_local! {
[INFO] [stdout] 237 | |     static CT_ENV: std::sync::Mutex<Rc<CTEnv>> = std::sync::Mutex::new(priv_new_env());
[INFO] [stdout] 238 | | }
[INFO] [stdout]     | |_^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   |   #![forbid(warnings)]
[INFO] [stdout]     |             -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(forbidden_lint_groups)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unused_unsafe) incompatible with previous forbid
[INFO] [stdout]    --> src/_cargo_task_util.rs:236:1
[INFO] [stdout]     |
[INFO] [stdout] 236 | / thread_local! {
[INFO] [stdout] 237 | |     static CT_ENV: std::sync::Mutex<Rc<CTEnv>> = std::sync::Mutex::new(priv_new_env());
[INFO] [stdout] 238 | | }
[INFO] [stdout]     | |_^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   |   #![forbid(warnings)]
[INFO] [stdout]     |             -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]   --> src/_cargo_task_util.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 |         if !cmd.spawn()?.wait()?.success() {
[INFO] [stdout]    |             ^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib.rs:3:11
[INFO] [stdout]    |
[INFO] [stdout] 3  | #![forbid(warnings)]
[INFO] [stdout]    |           -------- `forbid` level set here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]   --> src/_cargo_task_util.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 |         if !cmd.spawn()?.wait()?.success() {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib.rs:3:11
[INFO] [stdout]    |
[INFO] [stdout] 3  | #![forbid(warnings)]
[INFO] [stdout]    |           -------- `forbid` level set here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]   --> src/env_loader.rs:40:20
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let work_dir = find_cargo_task_work_dir()?;
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib.rs:3:11
[INFO] [stdout]    |
[INFO] [stdout] 3  | #![forbid(warnings)]
[INFO] [stdout]    |           -------- `forbid` level set here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/env_loader.rs:126:31
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let mut cargo_task_path = std::env::current_dir().map_err(|_| E)?;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![forbid(warnings)]
[INFO] [stdout]     |           -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/env_loader.rs:129:21
[INFO] [stdout]     |
[INFO] [stdout] 129 |         for item in std::fs::read_dir(&cargo_task_path).map_err(|_| E)? {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![forbid(warnings)]
[INFO] [stdout]     |           -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/env_loader.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 if !item.file_type().map_err(|_| E)?.is_dir() {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![forbid(warnings)]
[INFO] [stdout]     |           -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/env_loader.rs:237:16
[INFO] [stdout]     |
[INFO] [stdout] 237 |       let file = std::fs::File::open(&path).map_err(|e| {
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 238 | |         format!("parse metadata error: {:?}: {:?}", path.as_ref(), e,)
[INFO] [stdout] 239 | |     })?;
[INFO] [stdout]     | |_______^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   |   #![forbid(warnings)]
[INFO] [stdout]     |             -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/exec.rs:264:25
[INFO] [stdout]     |
[INFO] [stdout] 264 |         let mut child = cmd.spawn().map_err(|e| format!("{:?}", e))?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![forbid(warnings)]
[INFO] [stdout]     |           -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unreachable_code) incompatible with previous forbid
[INFO] [stdout]    --> src/exec.rs:270:26
[INFO] [stdout]     |
[INFO] [stdout] 270 |             let status = child.wait().map_err(|e| format!("{:?}", e))?;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:3:11
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![forbid(warnings)]
[INFO] [stdout]     |           -------- `forbid` level set here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "d90c46a2cf72bcf7943a809d3797d23a3d5c740327cd27bc5d3f999b3b21d768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d90c46a2cf72bcf7943a809d3797d23a3d5c740327cd27bc5d3f999b3b21d768", kill_on_drop: false }`
[INFO] [stdout] d90c46a2cf72bcf7943a809d3797d23a3d5c740327cd27bc5d3f999b3b21d768
