[INFO] fetching crate iocaine-label 3.3.0...
[INFO] testing iocaine-label-3.3.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate iocaine-label 3.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate iocaine-label 3.3.0
[INFO] finished tweaking crates.io crate iocaine-label 3.3.0
[INFO] tweaked toml for crates.io crate iocaine-label 3.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate iocaine-label 3.3.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate iocaine-label 3.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rle-decode-fast v1.0.3
[INFO] [stderr]   Downloaded include-flate-codegen v0.3.1
[INFO] [stderr]   Downloaded include-flate-compress v0.3.1
[INFO] [stderr]   Downloaded libflate_lz77 v2.2.0
[INFO] [stderr]   Downloaded include-flate v0.3.1
[INFO] [stderr]   Downloaded libflate v2.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ece367de0f573a8b76cbeee007f0ba442a233c475e967d01cc15d5de2226120
[INFO] running `Command { std: "docker" "start" "-a" "3ece367de0f573a8b76cbeee007f0ba442a233c475e967d01cc15d5de2226120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ece367de0f573a8b76cbeee007f0ba442a233c475e967d01cc15d5de2226120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ece367de0f573a8b76cbeee007f0ba442a233c475e967d01cc15d5de2226120", kill_on_drop: false }`
[INFO] [stdout] 3ece367de0f573a8b76cbeee007f0ba442a233c475e967d01cc15d5de2226120
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f6ee842ca20856631c399e09c9184be4d90480fb1f8f31a648aa20824d47818
[INFO] running `Command { std: "docker" "start" "-a" "3f6ee842ca20856631c399e09c9184be4d90480fb1f8f31a648aa20824d47818", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling foldhash v0.2.0
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rle-decode-fast v1.0.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling dary_heap v0.3.8
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling libflate_lz77 v2.2.0
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]    Compiling libflate v2.2.1
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling globset v0.4.18
[INFO] [stderr]    Compiling rust-embed-utils v8.11.0
[INFO] [stderr]    Compiling rust-embed-impl v8.11.0
[INFO] [stderr]    Compiling zstd v0.13.3
[INFO] [stderr]    Compiling include-flate-compress v0.3.1
[INFO] [stderr]    Compiling include-flate-codegen v0.3.1
[INFO] [stderr]    Compiling include-flate v0.3.1
[INFO] [stderr]    Compiling rust-embed v8.11.0
[INFO] [stderr]    Compiling iocaine-label v3.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.39s
[INFO] running `Command { std: "docker" "inspect" "3f6ee842ca20856631c399e09c9184be4d90480fb1f8f31a648aa20824d47818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f6ee842ca20856631c399e09c9184be4d90480fb1f8f31a648aa20824d47818", kill_on_drop: false }`
[INFO] [stdout] 3f6ee842ca20856631c399e09c9184be4d90480fb1f8f31a648aa20824d47818
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 665f476a5dd91b3876f6577cb2ee2f5be89165e11d5b01194fb3b34ae3ef3b94
[INFO] running `Command { std: "docker" "start" "-a" "665f476a5dd91b3876f6577cb2ee2f5be89165e11d5b01194fb3b34ae3ef3b94", kill_on_drop: false }`
[INFO] [stderr]    Compiling iocaine-label v3.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "665f476a5dd91b3876f6577cb2ee2f5be89165e11d5b01194fb3b34ae3ef3b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "665f476a5dd91b3876f6577cb2ee2f5be89165e11d5b01194fb3b34ae3ef3b94", kill_on_drop: false }`
[INFO] [stdout] 665f476a5dd91b3876f6577cb2ee2f5be89165e11d5b01194fb3b34ae3ef3b94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 764308f432d66fbf0336ad0cfd537a7feb7db50967f2992d9061707da66b708d
[INFO] running `Command { std: "docker" "start" "-a" "764308f432d66fbf0336ad0cfd537a7feb7db50967f2992d9061707da66b708d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/iocaine_label-d2d139782f61114f)
[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 iocaine_label
[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" "764308f432d66fbf0336ad0cfd537a7feb7db50967f2992d9061707da66b708d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "764308f432d66fbf0336ad0cfd537a7feb7db50967f2992d9061707da66b708d", kill_on_drop: false }`
[INFO] [stdout] 764308f432d66fbf0336ad0cfd537a7feb7db50967f2992d9061707da66b708d