[INFO] fetching crate dirscan 1.4.0...
[INFO] testing dirscan-1.4.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate dirscan 1.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dirscan 1.4.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dirscan 1.4.0
[INFO] finished tweaking crates.io crate dirscan 1.4.0
[INFO] tweaked toml for crates.io crate dirscan 1.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate dirscan 1.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nix v0.20.0
[INFO] [stderr]   Downloaded console v0.14.1
[INFO] [stderr]   Downloaded crossbeam v0.8.0
[INFO] [stderr]   Downloaded number_prefix v0.3.0
[INFO] [stderr]   Downloaded chrono-humanize v0.1.2
[INFO] [stderr]   Downloaded indicatif v0.15.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.3
[INFO] [stderr]   Downloaded terminal_size v0.1.16
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.1
[INFO] [stderr]   Downloaded jwalk v0.6.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.3
[INFO] [stderr]   Downloaded bstr v0.2.15
[INFO] [stderr]   Downloaded libc v0.2.91
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a07da980110767a02c593672cb4f07d18feed3f3d570337ae8085645dc168a3
[INFO] running `Command { std: "docker" "start" "-a" "6a07da980110767a02c593672cb4f07d18feed3f3d570337ae8085645dc168a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a07da980110767a02c593672cb4f07d18feed3f3d570337ae8085645dc168a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a07da980110767a02c593672cb4f07d18feed3f3d570337ae8085645dc168a3", kill_on_drop: false }`
[INFO] [stdout] 6a07da980110767a02c593672cb4f07d18feed3f3d570337ae8085645dc168a3
[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=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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36075a1890ba9022507d007b5716e9a4098afec9575880d17b5ccabdb766b794
[INFO] running `Command { std: "docker" "start" "-a" "36075a1890ba9022507d007b5716e9a4098afec9575880d17b5ccabdb766b794", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling filesize v0.2.0
[INFO] [stderr]    Compiling strum v0.20.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling terminal_size v0.1.16
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling crossbeam v0.8.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling indicatif v0.15.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling jwalk v0.6.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling bstr v0.2.15
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling chrono-humanize v0.1.2
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling dirscan v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.69s
[INFO] running `Command { std: "docker" "inspect" "36075a1890ba9022507d007b5716e9a4098afec9575880d17b5ccabdb766b794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36075a1890ba9022507d007b5716e9a4098afec9575880d17b5ccabdb766b794", kill_on_drop: false }`
[INFO] [stdout] 36075a1890ba9022507d007b5716e9a4098afec9575880d17b5ccabdb766b794
[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=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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 718bfb6f15053779f965feb58e406ea7f8c70a79bcedfe4e4dbdb9f25797f404
[INFO] running `Command { std: "docker" "start" "-a" "718bfb6f15053779f965feb58e406ea7f8c70a79bcedfe4e4dbdb9f25797f404", kill_on_drop: false }`
[INFO] [stderr]    Compiling dirscan v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "718bfb6f15053779f965feb58e406ea7f8c70a79bcedfe4e4dbdb9f25797f404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "718bfb6f15053779f965feb58e406ea7f8c70a79bcedfe4e4dbdb9f25797f404", kill_on_drop: false }`
[INFO] [stdout] 718bfb6f15053779f965feb58e406ea7f8c70a79bcedfe4e4dbdb9f25797f404
[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=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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f581d89320c8eab9b1815d026d8b4ac1e61a1cc5612fdb77da1fc01ca1ccc1e
[INFO] running `Command { std: "docker" "start" "-a" "8f581d89320c8eab9b1815d026d8b4ac1e61a1cc5612fdb77da1fc01ca1ccc1e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dirscan-1113b6b8da9efd37)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8f581d89320c8eab9b1815d026d8b4ac1e61a1cc5612fdb77da1fc01ca1ccc1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f581d89320c8eab9b1815d026d8b4ac1e61a1cc5612fdb77da1fc01ca1ccc1e", kill_on_drop: false }`
[INFO] [stdout] 8f581d89320c8eab9b1815d026d8b4ac1e61a1cc5612fdb77da1fc01ca1ccc1e