[INFO] fetching crate zflags 0.1.2...
[INFO] testing zflags-0.1.2 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate zflags 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate zflags 0.1.2
[INFO] finished tweaking crates.io crate zflags 0.1.2
[INFO] tweaked toml for crates.io crate zflags 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zflags 0.1.2 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 51 packages to latest compatible versions
[INFO] [stderr]       Adding clap v2.33.4 (available: v2.34.0)
[INFO] [stderr]       Adding ctor v0.1.26 (available: v1.0.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80bf4a14e19778cd03ff209af43598ce99a8757938784c4e20025432b5596d7a
[INFO] running `Command { std: "docker" "start" "-a" "80bf4a14e19778cd03ff209af43598ce99a8757938784c4e20025432b5596d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80bf4a14e19778cd03ff209af43598ce99a8757938784c4e20025432b5596d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80bf4a14e19778cd03ff209af43598ce99a8757938784c4e20025432b5596d7a", kill_on_drop: false }`
[INFO] [stdout] 80bf4a14e19778cd03ff209af43598ce99a8757938784c4e20025432b5596d7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8bfcd973bbdb88fc60e016084bd9f2375b05b450f8d52dca31fbde73d5ef421
[INFO] running `Command { std: "docker" "start" "-a" "c8bfcd973bbdb88fc60e016084bd9f2375b05b450f8d52dca31fbde73d5ef421", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling iana-time-zone v0.1.65
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.4
[INFO] [stderr]    Compiling comn-pms v0.1.0
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling zflags v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:37:38
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn cmd_args_list(k: &'static str) -> &mut LinkedList<item> {
[INFO] [stdout]    |                      -------         ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'static`
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn cmd_args_list(k: &'static str) -> &'static mut LinkedList<item> {
[INFO] [stdout]    |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/lib.rs:219:13
[INFO] [stdout]     |
[INFO] [stdout] 219 |             Box::<str>::from(*ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 219 |             let _ = Box::<str>::from(*ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.13s
[INFO] running `Command { std: "docker" "inspect" "c8bfcd973bbdb88fc60e016084bd9f2375b05b450f8d52dca31fbde73d5ef421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8bfcd973bbdb88fc60e016084bd9f2375b05b450f8d52dca31fbde73d5ef421", kill_on_drop: false }`
[INFO] [stdout] c8bfcd973bbdb88fc60e016084bd9f2375b05b450f8d52dca31fbde73d5ef421
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cd85e05cb0bdca23380712599ed8f371cba3306727a3e40de0fdc53761c1736
[INFO] running `Command { std: "docker" "start" "-a" "7cd85e05cb0bdca23380712599ed8f371cba3306727a3e40de0fdc53761c1736", kill_on_drop: false }`
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:37:38
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn cmd_args_list(k: &'static str) -> &mut LinkedList<item> {
[INFO] [stdout]    |                      -------         ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'static`
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn cmd_args_list(k: &'static str) -> &'static mut LinkedList<item> {
[INFO] [stdout]    |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/lib.rs:219:13
[INFO] [stdout]     |
[INFO] [stdout] 219 |             Box::<str>::from(*ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 219 |             let _ = Box::<str>::from(*ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zflags v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:37:38
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn cmd_args_list(k: &'static str) -> &mut LinkedList<item> {
[INFO] [stdout]    |                      -------         ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'static`
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn cmd_args_list(k: &'static str) -> &'static mut LinkedList<item> {
[INFO] [stdout]    |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/lib.rs:219:13
[INFO] [stdout]     |
[INFO] [stdout] 219 |             Box::<str>::from(*ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 219 |             let _ = Box::<str>::from(*ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "7cd85e05cb0bdca23380712599ed8f371cba3306727a3e40de0fdc53761c1736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd85e05cb0bdca23380712599ed8f371cba3306727a3e40de0fdc53761c1736", kill_on_drop: false }`
[INFO] [stdout] 7cd85e05cb0bdca23380712599ed8f371cba3306727a3e40de0fdc53761c1736
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 82f97879df70ed0131085f77d01e85a0cad8114f367a2531cf91fac48d0f5625
[INFO] running `Command { std: "docker" "start" "-a" "82f97879df70ed0131085f77d01e85a0cad8114f367a2531cf91fac48d0f5625", kill_on_drop: false }`
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:37:38
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn cmd_args_list(k: &'static str) -> &mut LinkedList<item> {
[INFO] [stderr]    |                      -------         ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      the lifetime is named here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'static`
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn cmd_args_list(k: &'static str) -> &'static mut LinkedList<item> {
[INFO] [stderr]    |                                       +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/lib.rs:219:13
[INFO] [stderr]     |
[INFO] [stderr] 219 |             Box::<str>::from(*ptr);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 219 |             let _ = Box::<str>::from(*ptr);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `zflags` (lib) generated 2 warnings (run `cargo fix --lib -p zflags` to apply 1 suggestion)
[INFO] [stderr] warning: `zflags` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zflags-d67662b615a2b12d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/clap.rs (/opt/rustwide/target/debug/deps/clap-e842f01796674857)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zflags
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "82f97879df70ed0131085f77d01e85a0cad8114f367a2531cf91fac48d0f5625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f97879df70ed0131085f77d01e85a0cad8114f367a2531cf91fac48d0f5625", kill_on_drop: false }`
[INFO] [stdout] 82f97879df70ed0131085f77d01e85a0cad8114f367a2531cf91fac48d0f5625
