[INFO] fetching crate spectrum 0.0.0...
[INFO] checking spectrum-0.0.0 against master#0f6e1ae67854c3c44726e8376144c16b465fe7c6 for pr-129392
[INFO] extracting crate spectrum 0.0.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate spectrum 0.0.0 on toolchain 0f6e1ae67854c3c44726e8376144c16b465fe7c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spectrum 0.0.0
[INFO] finished tweaking crates.io crate spectrum 0.0.0
[INFO] tweaked toml for crates.io crate spectrum 0.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages to latest compatible versions
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.6)
[INFO] [stderr]       Adding console v0.13.0 (latest: v0.15.8)
[INFO] [stderr]       Adding derive-new v0.5.9 (latest: v0.7.0)
[INFO] [stderr]       Adding encode_unicode v0.3.6 (latest: v1.0.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.5)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.5.0)
[INFO] [stderr]       Adding itertools v0.9.0 (latest: v0.13.0)
[INFO] [stderr]       Adding pretty v0.10.0 (latest: v0.12.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding terminal_size v0.1.17 (latest: v0.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded format-core v0.2.4
[INFO] [stderr]   Downloaded format v0.2.4
[INFO] [stderr]   Downloaded format-macro v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 509228876c56894a15e32866fa7f3b35a83a3ab426fc1589c3393319f3123f15
[INFO] running `Command { std: "docker" "start" "-a" "509228876c56894a15e32866fa7f3b35a83a3ab426fc1589c3393319f3123f15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "509228876c56894a15e32866fa7f3b35a83a3ab426fc1589c3393319f3123f15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "509228876c56894a15e32866fa7f3b35a83a3ab426fc1589c3393319f3123f15", kill_on_drop: false }`
[INFO] [stdout] 509228876c56894a15e32866fa7f3b35a83a3ab426fc1589c3393319f3123f15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12ad1f9b9b17303beb33fad547f22940c800925dab32fc20386af05a1252ec0c
[INFO] running `Command { std: "docker" "start" "-a" "12ad1f9b9b17303beb33fad547f22940c800925dab32fc20386af05a1252ec0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking format-core v0.2.4
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking pretty v0.10.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking console v0.13.0
[INFO] [stderr]    Compiling format-macro v0.2.4
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]     Checking format v0.2.4
[INFO] [stderr]     Checking spectrum v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.59s
[INFO] running `Command { std: "docker" "inspect" "12ad1f9b9b17303beb33fad547f22940c800925dab32fc20386af05a1252ec0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12ad1f9b9b17303beb33fad547f22940c800925dab32fc20386af05a1252ec0c", kill_on_drop: false }`
[INFO] [stdout] 12ad1f9b9b17303beb33fad547f22940c800925dab32fc20386af05a1252ec0c