[INFO] fetching crate v6_generics_do_not_use 0.1.0...
[INFO] testing v6_generics_do_not_use-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate v6_generics_do_not_use 0.1.0 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate v6_generics_do_not_use 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate v6_generics_do_not_use 0.1.0
[INFO] finished tweaking crates.io crate v6_generics_do_not_use 0.1.0
[INFO] tweaked toml for crates.io crate v6_generics_do_not_use 0.1.0 written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ace556ecd765034ee39f6dec79591a5b8f8a71a0280a1246f9489131817de191
[INFO] running `Command { std: "docker" "start" "-a" "ace556ecd765034ee39f6dec79591a5b8f8a71a0280a1246f9489131817de191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ace556ecd765034ee39f6dec79591a5b8f8a71a0280a1246f9489131817de191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ace556ecd765034ee39f6dec79591a5b8f8a71a0280a1246f9489131817de191", kill_on_drop: false }`
[INFO] [stdout] ace556ecd765034ee39f6dec79591a5b8f8a71a0280a1246f9489131817de191
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8b766156ab542c31c2e5beb893a8a0e7df83de1a1de6488eedbd63e4233c122
[INFO] running `Command { std: "docker" "start" "-a" "a8b766156ab542c31c2e5beb893a8a0e7df83de1a1de6488eedbd63e4233c122", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling v6_generics_do_not_use v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "a8b766156ab542c31c2e5beb893a8a0e7df83de1a1de6488eedbd63e4233c122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8b766156ab542c31c2e5beb893a8a0e7df83de1a1de6488eedbd63e4233c122", kill_on_drop: false }`
[INFO] [stdout] a8b766156ab542c31c2e5beb893a8a0e7df83de1a1de6488eedbd63e4233c122
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9f73c8e71f461ed04ca55d0979cbda4398cbe54f430baef95764a0fb78f2455
[INFO] running `Command { std: "docker" "start" "-a" "c9f73c8e71f461ed04ca55d0979cbda4398cbe54f430baef95764a0fb78f2455", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling v6_generics_do_not_use v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ps`
[INFO] [stdout]   --> src/lib.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let ps = Point::new("hello", "goodbye");
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_ps`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "c9f73c8e71f461ed04ca55d0979cbda4398cbe54f430baef95764a0fb78f2455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9f73c8e71f461ed04ca55d0979cbda4398cbe54f430baef95764a0fb78f2455", kill_on_drop: false }`
[INFO] [stdout] c9f73c8e71f461ed04ca55d0979cbda4398cbe54f430baef95764a0fb78f2455
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 56c70c1881ca2bc54bcac3f45e61f47fe69b9ad4df3c7f1d912d13b6aa94dd00
[INFO] running `Command { std: "docker" "start" "-a" "56c70c1881ca2bc54bcac3f45e61f47fe69b9ad4df3c7f1d912d13b6aa94dd00", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `ps`
[INFO] [stderr]   --> src/lib.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let ps = Point::new("hello", "goodbye");
[INFO] [stderr]    |             ^^ help: if this is intentional, prefix it with an underscore: `_ps`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `v6_generics_do_not_use` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/v6_generics_do_not_use-e8593cf9b3eca4d9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests v6_generics_do_not_use
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "56c70c1881ca2bc54bcac3f45e61f47fe69b9ad4df3c7f1d912d13b6aa94dd00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56c70c1881ca2bc54bcac3f45e61f47fe69b9ad4df3c7f1d912d13b6aa94dd00", kill_on_drop: false }`
[INFO] [stdout] 56c70c1881ca2bc54bcac3f45e61f47fe69b9ad4df3c7f1d912d13b6aa94dd00