[INFO] fetching crate char-device 0.4.0...
[INFO] checking char-device-0.4.0 against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] extracting crate char-device 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate char-device 0.4.0 on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate char-device 0.4.0
[INFO] finished tweaking crates.io crate char-device 0.4.0
[INFO] tweaked toml for crates.io crate char-device 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dffa115e6d24419ee6f3fb9604f2cdd8c5c725080266d4197d5bff45bd15bc31
[INFO] running `Command { std: "docker" "start" "-a" "dffa115e6d24419ee6f3fb9604f2cdd8c5c725080266d4197d5bff45bd15bc31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dffa115e6d24419ee6f3fb9604f2cdd8c5c725080266d4197d5bff45bd15bc31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dffa115e6d24419ee6f3fb9604f2cdd8c5c725080266d4197d5bff45bd15bc31", kill_on_drop: false }`
[INFO] [stdout] dffa115e6d24419ee6f3fb9604f2cdd8c5c725080266d4197d5bff45bd15bc31
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89f3794144e16642528385ca8b2511e76730eb5ec827103f8035c7517bf77458
[INFO] running `Command { std: "docker" "start" "-a" "89f3794144e16642528385ca8b2511e76730eb5ec827103f8035c7517bf77458", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking fastrand v1.4.1
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling tokio v1.7.0
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling unsafe-io v0.6.9
[INFO] [stderr]    Compiling char-device v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking posish v0.6.3
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]     Checking polling v2.1.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-io v1.4.1
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.89s
[INFO] running `Command { std: "docker" "inspect" "89f3794144e16642528385ca8b2511e76730eb5ec827103f8035c7517bf77458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89f3794144e16642528385ca8b2511e76730eb5ec827103f8035c7517bf77458", kill_on_drop: false }`
[INFO] [stdout] 89f3794144e16642528385ca8b2511e76730eb5ec827103f8035c7517bf77458