[INFO] fetching crate b39wc 1.0.0...
[INFO] testing b39wc-1.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate b39wc 1.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate b39wc 1.0.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate b39wc 1.0.0
[INFO] finished tweaking crates.io crate b39wc 1.0.0
[INFO] tweaked toml for crates.io crate b39wc 1.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate b39wc 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_cmd v0.10.2
[INFO] [stderr]   Downloaded predicates-tree v1.0.3
[INFO] [stderr]   Downloaded escargot v0.3.1
[INFO] [stderr]   Downloaded colour v0.6.0
[INFO] [stderr]   Downloaded microprofile v0.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5e8bd2ba5a5e17f32d5ca962285d466038597366ee3ff341bc24370eebbae07
[INFO] running `Command { std: "docker" "start" "-a" "d5e8bd2ba5a5e17f32d5ca962285d466038597366ee3ff341bc24370eebbae07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5e8bd2ba5a5e17f32d5ca962285d466038597366ee3ff341bc24370eebbae07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5e8bd2ba5a5e17f32d5ca962285d466038597366ee3ff341bc24370eebbae07", kill_on_drop: false }`
[INFO] [stdout] d5e8bd2ba5a5e17f32d5ca962285d466038597366ee3ff341bc24370eebbae07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88b82ed89b34f0ed57d929deaa720f52fea9e8a1ba870e57f4b74bd31fe23d42
[INFO] running `Command { std: "docker" "start" "-a" "88b82ed89b34f0ed57d929deaa720f52fea9e8a1ba870e57f4b74bd31fe23d42", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling predicates-core v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling escargot v0.3.1
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling predicates-tree v1.0.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[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]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling microprofile v0.0.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling crossterm v0.19.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling colour v0.6.0
[INFO] [stderr]    Compiling predicates v1.0.8
[INFO] [stderr]    Compiling assert_cmd v0.10.2
[INFO] [stderr]    Compiling b39wc v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `predicates::prelude::*`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use predicates::prelude::*; // Used for writing assertions
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `assert_cmd::prelude`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use assert_cmd::prelude::*; // Add methods on commands
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.66s
[INFO] running `Command { std: "docker" "inspect" "88b82ed89b34f0ed57d929deaa720f52fea9e8a1ba870e57f4b74bd31fe23d42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88b82ed89b34f0ed57d929deaa720f52fea9e8a1ba870e57f4b74bd31fe23d42", kill_on_drop: false }`
[INFO] [stdout] 88b82ed89b34f0ed57d929deaa720f52fea9e8a1ba870e57f4b74bd31fe23d42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcf4179fa4869c49e359940d05515343b2128b2dc5c528a4ca44818b440088f2
[INFO] running `Command { std: "docker" "start" "-a" "fcf4179fa4869c49e359940d05515343b2128b2dc5c528a4ca44818b440088f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling b39wc v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `predicates::prelude::*`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use predicates::prelude::*; // Used for writing assertions
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "fcf4179fa4869c49e359940d05515343b2128b2dc5c528a4ca44818b440088f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcf4179fa4869c49e359940d05515343b2128b2dc5c528a4ca44818b440088f2", kill_on_drop: false }`
[INFO] [stdout] fcf4179fa4869c49e359940d05515343b2128b2dc5c528a4ca44818b440088f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c51ed2d24e15e023943846aae29c22930dea0a3723338de7c41f5fa13a08938a
[INFO] running `Command { std: "docker" "start" "-a" "c51ed2d24e15e023943846aae29c22930dea0a3723338de7c41f5fa13a08938a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `predicates::prelude::*`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use predicates::prelude::*; // Used for writing assertions
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `b39wc` (bin "b39wc" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/b39wc-178ce9b295a0b409)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test test_check_words_number ... ok
[INFO] [stdout] test test_load_dictionary ... ok
[INFO] [stdout] test test_process_paths ... ok
[INFO] [stdout] test test_get_words ... ok
[INFO] [stdout] test test_unsuccessful_program_with_external_dictionary_seed_failure ... ok
[INFO] [stdout] test test_unsuccessful_program_with_external_dictionary_load_failure ... ok
[INFO] [stdout] test test_successful_program_without_options ... ok
[INFO] [stdout] test test_unsuccessful_program_with_word_count ... ok
[INFO] [stdout] test test_successful_program_with_external_dictionary_and_skip_count ... ok
[INFO] [stdout] test test_unsuccessful_program_with_external_dictionary_count_failure ... ok
[INFO] [stdout] test test_successful_program_with_word_count_skip ... ok
[INFO] [stdout] test test_successful_program_with_external_dictionary ... ok
[INFO] [stdout] test test_unsuccessful_program_without_options ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 20.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c51ed2d24e15e023943846aae29c22930dea0a3723338de7c41f5fa13a08938a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c51ed2d24e15e023943846aae29c22930dea0a3723338de7c41f5fa13a08938a", kill_on_drop: false }`
[INFO] [stdout] c51ed2d24e15e023943846aae29c22930dea0a3723338de7c41f5fa13a08938a