[INFO] fetching crate ga-v4-flattener 0.4.0...
[INFO] checking ga-v4-flattener-0.4.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate ga-v4-flattener 0.4.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ga-v4-flattener 0.4.0 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 ga-v4-flattener 0.4.0
[INFO] finished tweaking crates.io crate ga-v4-flattener 0.4.0
[INFO] tweaked toml for crates.io crate ga-v4-flattener 0.4.0 written to /workspace/builds/worker-2/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5b2075ac2d56ab5835072330e6b7c603d0b051b6e06415e72de2b9bfa2e3dac8
[INFO] running `Command { std: "docker" "start" "-a" "5b2075ac2d56ab5835072330e6b7c603d0b051b6e06415e72de2b9bfa2e3dac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b2075ac2d56ab5835072330e6b7c603d0b051b6e06415e72de2b9bfa2e3dac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b2075ac2d56ab5835072330e6b7c603d0b051b6e06415e72de2b9bfa2e3dac8", kill_on_drop: false }`
[INFO] [stdout] 5b2075ac2d56ab5835072330e6b7c603d0b051b6e06415e72de2b9bfa2e3dac8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecb157cb927a1fd13c81f0a1ed185057692eb793d1035d0483cffaae166e8d66
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ecb157cb927a1fd13c81f0a1ed185057692eb793d1035d0483cffaae166e8d66", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking ga-v4-flattener v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro-hack v0.4.3
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]    Compiling indoc-impl v0.2.8
[INFO] [stderr]     Checking indoc v0.2.8
[INFO] [stderr] error: could not compile `ga-v4-flattener` due to 2 previous errors
[INFO] [stdout] error: couldn't read benches/to_row_array.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read benches/to_delimited.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ecb157cb927a1fd13c81f0a1ed185057692eb793d1035d0483cffaae166e8d66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecb157cb927a1fd13c81f0a1ed185057692eb793d1035d0483cffaae166e8d66", kill_on_drop: false }`
[INFO] [stdout] ecb157cb927a1fd13c81f0a1ed185057692eb793d1035d0483cffaae166e8d66
