[INFO] fetching crate better-hand 1.1.4...
[INFO] checking better-hand-1.1.4 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate better-hand 1.1.4 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate better-hand 1.1.4 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate better-hand 1.1.4
[INFO] finished tweaking crates.io crate better-hand 1.1.4
[INFO] tweaked toml for crates.io crate better-hand 1.1.4 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate better-hand 1.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10740a02941b9de4ec240825466d11886c5977fa36a950a3cf1e4e0bbc014926
[INFO] running `Command { std: "docker" "start" "-a" "10740a02941b9de4ec240825466d11886c5977fa36a950a3cf1e4e0bbc014926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10740a02941b9de4ec240825466d11886c5977fa36a950a3cf1e4e0bbc014926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10740a02941b9de4ec240825466d11886c5977fa36a950a3cf1e4e0bbc014926", kill_on_drop: false }`
[INFO] [stdout] 10740a02941b9de4ec240825466d11886c5977fa36a950a3cf1e4e0bbc014926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7d70ed873180bb4bd66297182cc243766fe340ec77a881730b06bb039ab53de
[INFO] running `Command { std: "docker" "start" "-a" "b7d70ed873180bb4bd66297182cc243766fe340ec77a881730b06bb039ab53de", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rs_poker v1.0.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking dialoguer v0.8.0
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking better-hand v1.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.93s
[INFO] running `Command { std: "docker" "inspect" "b7d70ed873180bb4bd66297182cc243766fe340ec77a881730b06bb039ab53de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7d70ed873180bb4bd66297182cc243766fe340ec77a881730b06bb039ab53de", kill_on_drop: false }`
[INFO] [stdout] b7d70ed873180bb4bd66297182cc243766fe340ec77a881730b06bb039ab53de