[INFO] fetching crate foreignc_derive 0.1.1...
[INFO] testing foreignc_derive-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate foreignc_derive 0.1.1 into /workspace/builds/worker-97/source
[INFO] validating manifest of crates.io crate foreignc_derive 0.1.1 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 foreignc_derive 0.1.1
[INFO] finished tweaking crates.io crate foreignc_derive 0.1.1
[INFO] tweaked toml for crates.io crate foreignc_derive 0.1.1 written to /workspace/builds/worker-97/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-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 551023a639f40ae4df0ff08ba460645aa39fc680c20b8cfc3ffde2b7d1b65cd9
[INFO] running `Command { std: "docker" "start" "-a" "551023a639f40ae4df0ff08ba460645aa39fc680c20b8cfc3ffde2b7d1b65cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "551023a639f40ae4df0ff08ba460645aa39fc680c20b8cfc3ffde2b7d1b65cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "551023a639f40ae4df0ff08ba460645aa39fc680c20b8cfc3ffde2b7d1b65cd9", kill_on_drop: false }`
[INFO] [stdout] 551023a639f40ae4df0ff08ba460645aa39fc680c20b8cfc3ffde2b7d1b65cd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] f4a07a38b286d79ebd7f9ac53fac9da8632ecc0b526e8709ef743e2dc9ba8806
[INFO] running `Command { std: "docker" "start" "-a" "f4a07a38b286d79ebd7f9ac53fac9da8632ecc0b526e8709ef743e2dc9ba8806", kill_on_drop: false }`
[INFO] [stderr]    Compiling foreignc_util v0.1.1
[INFO] [stderr]    Compiling foreignc_derive v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::convert::From`
[INFO] [stdout]  --> src/generate.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use core::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]   --> src/lib.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let span = impls.span().clone();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.12s
[INFO] running `Command { std: "docker" "inspect" "f4a07a38b286d79ebd7f9ac53fac9da8632ecc0b526e8709ef743e2dc9ba8806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4a07a38b286d79ebd7f9ac53fac9da8632ecc0b526e8709ef743e2dc9ba8806", kill_on_drop: false }`
[INFO] [stdout] f4a07a38b286d79ebd7f9ac53fac9da8632ecc0b526e8709ef743e2dc9ba8806
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 167b144d205750420e06ae62eaa30fb815d0d040eff219dd8d5e1583053d659f
[INFO] running `Command { std: "docker" "start" "-a" "167b144d205750420e06ae62eaa30fb815d0d040eff219dd8d5e1583053d659f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling foreignc_derive v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::convert::From`
[INFO] [stdout]  --> src/generate.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use core::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]   --> src/lib.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let span = impls.span().clone();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::convert::From`
[INFO] [stdout]  --> src/generate.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use core::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]   --> src/lib.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let span = impls.span().clone();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "167b144d205750420e06ae62eaa30fb815d0d040eff219dd8d5e1583053d659f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "167b144d205750420e06ae62eaa30fb815d0d040eff219dd8d5e1583053d659f", kill_on_drop: false }`
[INFO] [stdout] 167b144d205750420e06ae62eaa30fb815d0d040eff219dd8d5e1583053d659f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 3879b181a762c070fb0e1d42edcb25c9c4922a3c5f9b2ba5a14a71fc0cb91523
[INFO] running `Command { std: "docker" "start" "-a" "3879b181a762c070fb0e1d42edcb25c9c4922a3c5f9b2ba5a14a71fc0cb91523", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `core::convert::From`
[INFO] [stderr]  --> src/generate.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use core::convert::From;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]   --> src/lib.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 |     let span = impls.span().clone();
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `foreignc_derive` (lib) generated 2 warnings
[INFO] [stderr] warning: `foreignc_derive` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/foreignc_derive-162f04289cfdcbd0)
[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 foreignc_derive
[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" "3879b181a762c070fb0e1d42edcb25c9c4922a3c5f9b2ba5a14a71fc0cb91523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3879b181a762c070fb0e1d42edcb25c9c4922a3c5f9b2ba5a14a71fc0cb91523", kill_on_drop: false }`
[INFO] [stdout] 3879b181a762c070fb0e1d42edcb25c9c4922a3c5f9b2ba5a14a71fc0cb91523