[INFO] fetching crate razor-chase 0.1.0...
[INFO] checking razor-chase-0.1.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate razor-chase 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate razor-chase 0.1.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate razor-chase 0.1.0
[INFO] finished tweaking crates.io crate razor-chase 0.1.0
[INFO] tweaked toml for crates.io crate razor-chase 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00a3c22f8750285b4573b52020aa6fecf16e57efd02ad9ea26a95cc348340794
[INFO] running `Command { std: "docker" "start" "-a" "00a3c22f8750285b4573b52020aa6fecf16e57efd02ad9ea26a95cc348340794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00a3c22f8750285b4573b52020aa6fecf16e57efd02ad9ea26a95cc348340794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00a3c22f8750285b4573b52020aa6fecf16e57efd02ad9ea26a95cc348340794", kill_on_drop: false }`
[INFO] [stdout] 00a3c22f8750285b4573b52020aa6fecf16e57efd02ad9ea26a95cc348340794
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d8325666cdb55f7b593c610cbef9b2162389e30c11eeaeb6633cc02ade0a172
[INFO] running `Command { std: "docker" "start" "-a" "4d8325666cdb55f7b593c610cbef9b2162389e30c11eeaeb6633cc02ade0a172", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking cast v0.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking bytecount v0.3.2
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking criterion-plot v0.1.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking simplelog v0.4.4
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking nom_locate v0.3.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking criterion-stats v0.1.3
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking razor-fol v0.1.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking criterion v0.1.2
[INFO] [stderr]     Checking razor-chase v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.27s
[INFO] running `Command { std: "docker" "inspect" "4d8325666cdb55f7b593c610cbef9b2162389e30c11eeaeb6633cc02ade0a172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d8325666cdb55f7b593c610cbef9b2162389e30c11eeaeb6633cc02ade0a172", kill_on_drop: false }`
[INFO] [stdout] 4d8325666cdb55f7b593c610cbef9b2162389e30c11eeaeb6633cc02ade0a172