[INFO] fetching crate impl_twice 0.0.3...
[INFO] testing impl_twice-0.0.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate impl_twice 0.0.3 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate impl_twice 0.0.3 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 impl_twice 0.0.3
[INFO] finished tweaking crates.io crate impl_twice 0.0.3
[INFO] tweaked toml for crates.io crate impl_twice 0.0.3 written to /workspace/builds/worker-34/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-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] d80f0e4ccf010ef750e0bb59e5a1ac232a18d41a6c8331ab252c441e44ccff19
[INFO] running `Command { std: "docker" "start" "-a" "d80f0e4ccf010ef750e0bb59e5a1ac232a18d41a6c8331ab252c441e44ccff19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d80f0e4ccf010ef750e0bb59e5a1ac232a18d41a6c8331ab252c441e44ccff19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d80f0e4ccf010ef750e0bb59e5a1ac232a18d41a6c8331ab252c441e44ccff19", kill_on_drop: false }`
[INFO] [stdout] d80f0e4ccf010ef750e0bb59e5a1ac232a18d41a6c8331ab252c441e44ccff19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] badd94ceb012e54d0c3ea0c065e7875b590da1ff4b63eea55504c093c4460676
[INFO] running `Command { std: "docker" "start" "-a" "badd94ceb012e54d0c3ea0c065e7875b590da1ff4b63eea55504c093c4460676", kill_on_drop: false }`
[INFO] [stderr]    Compiling impl_twice v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "badd94ceb012e54d0c3ea0c065e7875b590da1ff4b63eea55504c093c4460676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "badd94ceb012e54d0c3ea0c065e7875b590da1ff4b63eea55504c093c4460676", kill_on_drop: false }`
[INFO] [stdout] badd94ceb012e54d0c3ea0c065e7875b590da1ff4b63eea55504c093c4460676
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] b8fb4d8f0e5b9df1ae002257839b2f5226440f654b98603391f9390a3e55c6f5
[INFO] running `Command { std: "docker" "start" "-a" "b8fb4d8f0e5b9df1ae002257839b2f5226440f654b98603391f9390a3e55c6f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling impl_twice v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "b8fb4d8f0e5b9df1ae002257839b2f5226440f654b98603391f9390a3e55c6f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8fb4d8f0e5b9df1ae002257839b2f5226440f654b98603391f9390a3e55c6f5", kill_on_drop: false }`
[INFO] [stdout] b8fb4d8f0e5b9df1ae002257839b2f5226440f654b98603391f9390a3e55c6f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] c3777220f0052f21e6b8cbe93ded230f0c596593c46a91a97733dc5de3222df6
[INFO] running `Command { std: "docker" "start" "-a" "c3777220f0052f21e6b8cbe93ded230f0c596593c46a91a97733dc5de3222df6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/impl_twice-757fde0e4ba8692c)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests impl_twice
[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] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 131) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] test src/lib.rs - (line 109) ... ok
[INFO] [stdout] test src/lib.rs - (line 151) ... ok
[INFO] [stdout] test src/lib.rs - (line 82) ... ok
[INFO] [stdout] test src/lib.rs - (line 182) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c3777220f0052f21e6b8cbe93ded230f0c596593c46a91a97733dc5de3222df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3777220f0052f21e6b8cbe93ded230f0c596593c46a91a97733dc5de3222df6", kill_on_drop: false }`
[INFO] [stdout] c3777220f0052f21e6b8cbe93ded230f0c596593c46a91a97733dc5de3222df6