[INFO] fetching crate exitfailure 0.5.1...
[INFO] checking exitfailure-0.5.1 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate exitfailure 0.5.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate exitfailure 0.5.1 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exitfailure 0.5.1
[INFO] finished tweaking crates.io crate exitfailure 0.5.1
[INFO] tweaked toml for crates.io crate exitfailure 0.5.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates v0.9.1
[INFO] [stderr]   Downloaded predicates-tree v0.9.0
[INFO] [stderr]   Downloaded assert_cmd v0.9.1
[INFO] [stderr]   Downloaded predicates-core v0.9.0
[INFO] [stderr]   Downloaded escargot v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] 97e9919bc42f97533a80bc4dcb184127885f5c9c9d582863e7da14ddc14bee2f
[INFO] running `Command { std: "docker" "start" "-a" "97e9919bc42f97533a80bc4dcb184127885f5c9c9d582863e7da14ddc14bee2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97e9919bc42f97533a80bc4dcb184127885f5c9c9d582863e7da14ddc14bee2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e9919bc42f97533a80bc4dcb184127885f5c9c9d582863e7da14ddc14bee2f", kill_on_drop: false }`
[INFO] [stdout] 97e9919bc42f97533a80bc4dcb184127885f5c9c9d582863e7da14ddc14bee2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb0df269d5ca50b3a1da2f129a969bab72201e7d5a65815d4e622fb5cc7e66e1
[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" "fb0df269d5ca50b3a1da2f129a969bab72201e7d5a65815d4e622fb5cc7e66e1", kill_on_drop: false }`
[INFO] [stderr]     Checking predicates-core v0.9.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling escargot v0.3.1
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking normalize-line-endings v0.2.2
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]     Checking predicates-tree v0.9.0
[INFO] [stderr]     Checking predicates v0.9.1
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking exitfailure v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking assert_cmd v0.9.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.39s
[INFO] running `Command { std: "docker" "inspect" "fb0df269d5ca50b3a1da2f129a969bab72201e7d5a65815d4e622fb5cc7e66e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb0df269d5ca50b3a1da2f129a969bab72201e7d5a65815d4e622fb5cc7e66e1", kill_on_drop: false }`
[INFO] [stdout] fb0df269d5ca50b3a1da2f129a969bab72201e7d5a65815d4e622fb5cc7e66e1