[INFO] fetching crate detox 0.1.2...
[INFO] testing detox-0.1.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate detox 0.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate detox 0.1.2
[INFO] finished tweaking crates.io crate detox 0.1.2
[INFO] tweaked toml for crates.io crate detox 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate detox 0.1.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.48)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06f54a73cdbac79ec0f57df08e99de11e2b6845ee398b9efb8eb7beb24f58eb9
[INFO] running `Command { std: "docker" "start" "-a" "06f54a73cdbac79ec0f57df08e99de11e2b6845ee398b9efb8eb7beb24f58eb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06f54a73cdbac79ec0f57df08e99de11e2b6845ee398b9efb8eb7beb24f58eb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06f54a73cdbac79ec0f57df08e99de11e2b6845ee398b9efb8eb7beb24f58eb9", kill_on_drop: false }`
[INFO] [stdout] 06f54a73cdbac79ec0f57df08e99de11e2b6845ee398b9efb8eb7beb24f58eb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f012f4917839a47fe6e46b41f3fda435dd80259ac1533a874ceda8bf5d84249a
[INFO] running `Command { std: "docker" "start" "-a" "f012f4917839a47fe6e46b41f3fda435dd80259ac1533a874ceda8bf5d84249a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling detox v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub(crate) cleaners: Vec<Box<Cleaner>>,
[INFO] [stdout]    |                                  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub(crate) cleaners: Vec<Box<dyn Cleaner>>,
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:14:29
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `name` is never used
[INFO] [stdout]   --> src/cleaner.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub trait Cleaner {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] 22 |     /// Returns the name of the current cleaner.
[INFO] [stdout] 23 |     fn name(&self) -> &str;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.74s
[INFO] running `Command { std: "docker" "inspect" "f012f4917839a47fe6e46b41f3fda435dd80259ac1533a874ceda8bf5d84249a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f012f4917839a47fe6e46b41f3fda435dd80259ac1533a874ceda8bf5d84249a", kill_on_drop: false }`
[INFO] [stdout] f012f4917839a47fe6e46b41f3fda435dd80259ac1533a874ceda8bf5d84249a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34c7cc49d38d9a10691441cd62cf3f0793ae57d023856110cbcab88ee184e736
[INFO] running `Command { std: "docker" "start" "-a" "34c7cc49d38d9a10691441cd62cf3f0793ae57d023856110cbcab88ee184e736", kill_on_drop: false }`
[INFO] [stderr]    Compiling detox v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub(crate) cleaners: Vec<Box<Cleaner>>,
[INFO] [stdout]    |                                  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub(crate) cleaners: Vec<Box<dyn Cleaner>>,
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:14:29
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `name` is never used
[INFO] [stdout]   --> src/cleaner.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub trait Cleaner {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] 22 |     /// Returns the name of the current cleaner.
[INFO] [stdout] 23 |     fn name(&self) -> &str;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "34c7cc49d38d9a10691441cd62cf3f0793ae57d023856110cbcab88ee184e736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34c7cc49d38d9a10691441cd62cf3f0793ae57d023856110cbcab88ee184e736", kill_on_drop: false }`
[INFO] [stdout] 34c7cc49d38d9a10691441cd62cf3f0793ae57d023856110cbcab88ee184e736
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0988ea82416067560111405e5e3e597a54d98cb72b173ee39d61f505caa869bb
[INFO] running `Command { std: "docker" "start" "-a" "0988ea82416067560111405e5e3e597a54d98cb72b173ee39d61f505caa869bb", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] 
[INFO] [stderr]   --> src/options.rs:10:34
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 10 |     pub(crate) cleaners: Vec<Box<Cleaner>>,
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |                                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub(crate) cleaners: Vec<Box<dyn Cleaner>>,
[INFO] [stderr]    |                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:14:29
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: method `name` is never used
[INFO] [stderr]   --> src/cleaner.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub trait Cleaner {
[INFO] [stderr]    |           ------- method in this trait
[INFO] [stderr] 22 |     /// Returns the name of the current cleaner.
[INFO] [stderr] 23 |     fn name(&self) -> &str;
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `detox` (bin "detox" test) generated 3 warnings (run `cargo fix --bin "detox" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/detox-c9f6124c1a21bf92)
[INFO] running `Command { std: "docker" "inspect" "0988ea82416067560111405e5e3e597a54d98cb72b173ee39d61f505caa869bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0988ea82416067560111405e5e3e597a54d98cb72b173ee39d61f505caa869bb", kill_on_drop: false }`
[INFO] [stdout] 0988ea82416067560111405e5e3e597a54d98cb72b173ee39d61f505caa869bb
