[INFO] fetching crate slime 0.4.0...
[INFO] checking slime-0.4.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate slime 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate slime 0.4.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slime 0.4.0
[INFO] finished tweaking crates.io crate slime 0.4.0
[INFO] tweaked toml for crates.io crate slime 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58376ce2a71e4ec0ee6288cd7969ac3b15f95459fa0b7d9e097ea8d845d000e3
[INFO] running `Command { std: "docker" "start" "-a" "58376ce2a71e4ec0ee6288cd7969ac3b15f95459fa0b7d9e097ea8d845d000e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58376ce2a71e4ec0ee6288cd7969ac3b15f95459fa0b7d9e097ea8d845d000e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58376ce2a71e4ec0ee6288cd7969ac3b15f95459fa0b7d9e097ea8d845d000e3", kill_on_drop: false }`
[INFO] [stdout] 58376ce2a71e4ec0ee6288cd7969ac3b15f95459fa0b7d9e097ea8d845d000e3
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 870e61078a72c422e8587c29341b457bb906e21b26b675f966245e291f92b5b7
[INFO] running `Command { std: "docker" "start" "-a" "870e61078a72c422e8587c29341b457bb906e21b26b675f966245e291f92b5b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]     Checking handlebars v0.32.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking slime v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.02s
[INFO] running `Command { std: "docker" "inspect" "870e61078a72c422e8587c29341b457bb906e21b26b675f966245e291f92b5b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "870e61078a72c422e8587c29341b457bb906e21b26b675f966245e291f92b5b7", kill_on_drop: false }`
[INFO] [stdout] 870e61078a72c422e8587c29341b457bb906e21b26b675f966245e291f92b5b7