[INFO] fetching crate parallel-disk-usage 0.7.1...
[INFO] testing parallel-disk-usage-0.7.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate parallel-disk-usage 0.7.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate parallel-disk-usage 0.7.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parallel-disk-usage 0.7.1
[INFO] finished tweaking crates.io crate parallel-disk-usage 0.7.1
[INFO] tweaked toml for crates.io crate parallel-disk-usage 0.7.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate parallel-disk-usage 0.7.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c5688471c5538b90789044f174baf56c8e640e9b522357e626a00fa6d297836
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0c5688471c5538b90789044f174baf56c8e640e9b522357e626a00fa6d297836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c5688471c5538b90789044f174baf56c8e640e9b522357e626a00fa6d297836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c5688471c5538b90789044f174baf56c8e640e9b522357e626a00fa6d297836", kill_on_drop: false }`
[INFO] [stdout] 0c5688471c5538b90789044f174baf56c8e640e9b522357e626a00fa6d297836
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fa7211aadeb37b01c615a94950e8ff7263181842588aada7931851ad416ee8f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1fa7211aadeb37b01c615a94950e8ff7263181842588aada7931851ad416ee8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling pipe-trait v0.3.2
[INFO] [stderr]    Compiling rounded-div v0.1.2
[INFO] [stderr]    Compiling pipe-trait v0.4.0
[INFO] [stderr]    Compiling text-block-macros v0.1.1
[INFO] [stderr]    Compiling assert-cmp v0.2.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling smart-default v0.6.0
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling strum v0.23.0
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling structopt-utilities v0.1.0
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]    Compiling fmt-iter v0.2.1
[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling derive_builder v0.10.2
[INFO] [stderr]    Compiling zero-copy-pads v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling parallel-disk-usage v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.56s
[INFO] running `Command { std: "docker" "inspect" "1fa7211aadeb37b01c615a94950e8ff7263181842588aada7931851ad416ee8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fa7211aadeb37b01c615a94950e8ff7263181842588aada7931851ad416ee8f", kill_on_drop: false }`
[INFO] [stdout] 1fa7211aadeb37b01c615a94950e8ff7263181842588aada7931851ad416ee8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c95a403e1b6b4d605dd9852fdabeb084968c42af08610aee4a3270c35db4f1b0
[INFO] running `Command { std: "docker" "start" "-a" "c95a403e1b6b4d605dd9852fdabeb084968c42af08610aee4a3270c35db4f1b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling command-extra v1.0.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling serde_yaml v0.8.20
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling build-fs-tree v0.3.0
[INFO] [stderr]    Compiling parallel-disk-usage v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.22s
[INFO] running `Command { std: "docker" "inspect" "c95a403e1b6b4d605dd9852fdabeb084968c42af08610aee4a3270c35db4f1b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c95a403e1b6b4d605dd9852fdabeb084968c42af08610aee4a3270c35db4f1b0", kill_on_drop: false }`
[INFO] [stdout] c95a403e1b6b4d605dd9852fdabeb084968c42af08610aee4a3270c35db4f1b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 764478e9462dcf2f9140990f316a21701887d7d8d01c74d7d455614bb49c8579
[INFO] running `Command { std: "docker" "start" "-a" "764478e9462dcf2f9140990f316a21701887d7d8d01c74d7d455614bb49c8579", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/parallel_disk_usage-0047a825a2315a90)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test reporter::error_report::operation::test_operation::read_directory ... ok
[INFO] [stdout] test reporter::error_report::operation::test_operation::symlink_metadata ... ok
[INFO] [stdout] test reporter::error_report::text_report::test ... ok
[INFO] [stdout] test reporter::error_report::operation::test_operation::access_entry ... ok
[INFO] [stdout] test data_tree::retain::test::edge_cases ... ok
[INFO] [stdout] test data_tree::retain::test::typical_case ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pdu-28b0bb10081be4cd)
[INFO] [stderr]    Doc-tests parallel_disk_usage
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/fs_tree_builder.rs - fs_tree_builder::FsTreeBuilder (line 18) - compile ... ok
[INFO] [stdout] test src/visualizer.rs - visualizer::Visualizer (line 27) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.69s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "764478e9462dcf2f9140990f316a21701887d7d8d01c74d7d455614bb49c8579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "764478e9462dcf2f9140990f316a21701887d7d8d01c74d7d455614bb49c8579", kill_on_drop: false }`
[INFO] [stdout] 764478e9462dcf2f9140990f316a21701887d7d8d01c74d7d455614bb49c8579