[INFO] fetching crate bench-rs 0.2.4...
[INFO] checking bench-rs-0.2.4 against 1.55.0 for beta-1.56-3
[INFO] extracting crate bench-rs 0.2.4 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate bench-rs 0.2.4 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bench-rs 0.2.4
[INFO] finished tweaking crates.io crate bench-rs 0.2.4
[INFO] tweaked toml for crates.io crate bench-rs 0.2.4 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e71d72c9ac62d5b749ccf24917d3ccb6a6fe14a4de0080d631743a15bfe5bf47
[INFO] running `Command { std: "docker" "start" "-a" "e71d72c9ac62d5b749ccf24917d3ccb6a6fe14a4de0080d631743a15bfe5bf47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e71d72c9ac62d5b749ccf24917d3ccb6a6fe14a4de0080d631743a15bfe5bf47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e71d72c9ac62d5b749ccf24917d3ccb6a6fe14a4de0080d631743a15bfe5bf47", kill_on_drop: false }`
[INFO] [stdout] e71d72c9ac62d5b749ccf24917d3ccb6a6fe14a4de0080d631743a15bfe5bf47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a28a07f0e25acc843597e3c164e7937725df0d04f4414c5bf049906cbf73c32a
[INFO] running `Command { std: "docker" "start" "-a" "a28a07f0e25acc843597e3c164e7937725df0d04f4414c5bf049906cbf73c32a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling ppv-lite86 v0.2.14
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling argh_shared v0.1.6
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling litrs v0.2.3
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling bunt-macros v0.2.5
[INFO] [stderr]     Checking async-fs v1.5.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking bunt v0.2.6
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling argh_derive v0.1.6
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking argh v0.1.6
[INFO] [stderr]    Compiling bencher-macro v0.1.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking rcnb-rs v0.1.0
[INFO] [stderr]     Checking polling v2.1.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-process v1.2.0
[INFO] [stderr]     Checking async-net v1.6.1
[INFO] [stderr]     Checking pin-project v0.4.28
[INFO] [stderr]     Checking async-std v1.10.0
[INFO] [stderr]     Checking smol v1.2.5
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking bench-rs v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.44s
[INFO] running `Command { std: "docker" "inspect" "a28a07f0e25acc843597e3c164e7937725df0d04f4414c5bf049906cbf73c32a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a28a07f0e25acc843597e3c164e7937725df0d04f4414c5bf049906cbf73c32a", kill_on_drop: false }`
[INFO] [stdout] a28a07f0e25acc843597e3c164e7937725df0d04f4414c5bf049906cbf73c32a
