[INFO] fetching crate proc-concat-bytes-impl 0.1.0...
[INFO] testing proc-concat-bytes-impl-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate proc-concat-bytes-impl 0.1.0 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate proc-concat-bytes-impl 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proc-concat-bytes-impl 0.1.0
[INFO] finished tweaking crates.io crate proc-concat-bytes-impl 0.1.0
[INFO] tweaked toml for crates.io crate proc-concat-bytes-impl 0.1.0 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fb86f247d6b0ec0b8266c0f5b756c8f849913b3e47a3e957482f295672b4c9e
[INFO] running `Command { std: "docker" "start" "-a" "5fb86f247d6b0ec0b8266c0f5b756c8f849913b3e47a3e957482f295672b4c9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fb86f247d6b0ec0b8266c0f5b756c8f849913b3e47a3e957482f295672b4c9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fb86f247d6b0ec0b8266c0f5b756c8f849913b3e47a3e957482f295672b4c9e", kill_on_drop: false }`
[INFO] [stdout] 5fb86f247d6b0ec0b8266c0f5b756c8f849913b3e47a3e957482f295672b4c9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b67d7043dc010ed71ee056b2d8f3f9751f3df8d1087886673e3e477850aa2492
[INFO] running `Command { std: "docker" "start" "-a" "b67d7043dc010ed71ee056b2d8f3f9751f3df8d1087886673e3e477850aa2492", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling proc-concat-bytes-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.62s
[INFO] running `Command { std: "docker" "inspect" "b67d7043dc010ed71ee056b2d8f3f9751f3df8d1087886673e3e477850aa2492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b67d7043dc010ed71ee056b2d8f3f9751f3df8d1087886673e3e477850aa2492", kill_on_drop: false }`
[INFO] [stdout] b67d7043dc010ed71ee056b2d8f3f9751f3df8d1087886673e3e477850aa2492
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3026b1189532ea6ae7c0eeaf57429dff680c23a3e988126271fb2c66ac4abbf2
[INFO] running `Command { std: "docker" "start" "-a" "3026b1189532ea6ae7c0eeaf57429dff680c23a3e988126271fb2c66ac4abbf2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-concat-bytes-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "3026b1189532ea6ae7c0eeaf57429dff680c23a3e988126271fb2c66ac4abbf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3026b1189532ea6ae7c0eeaf57429dff680c23a3e988126271fb2c66ac4abbf2", kill_on_drop: false }`
[INFO] [stdout] 3026b1189532ea6ae7c0eeaf57429dff680c23a3e988126271fb2c66ac4abbf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 34322bc5106b8d0f7cb303074a6ae685d20d3864839452bf0292d091c1324d69
[INFO] running `Command { std: "docker" "start" "-a" "34322bc5106b8d0f7cb303074a6ae685d20d3864839452bf0292d091c1324d69", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/proc_concat_bytes_impl-38ad11e341e805d5)
[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 proc-concat-bytes-impl
[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" "34322bc5106b8d0f7cb303074a6ae685d20d3864839452bf0292d091c1324d69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34322bc5106b8d0f7cb303074a6ae685d20d3864839452bf0292d091c1324d69", kill_on_drop: false }`
[INFO] [stdout] 34322bc5106b8d0f7cb303074a6ae685d20d3864839452bf0292d091c1324d69