[INFO] fetching crate b39wc 1.0.0...
[INFO] testing b39wc-1.0.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate b39wc 1.0.0 into /workspace/builds/worker-76/source
[INFO] validating manifest of crates.io crate b39wc 1.0.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-76/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_cmd v0.10.2
[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-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd6925a2ec2c25e48647eeaef91811db25643dabb2f84dbfbce847b98e07e14e
[INFO] running `Command { std: "docker" "start" "-a" "bd6925a2ec2c25e48647eeaef91811db25643dabb2f84dbfbce847b98e07e14e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd6925a2ec2c25e48647eeaef91811db25643dabb2f84dbfbce847b98e07e14e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd6925a2ec2c25e48647eeaef91811db25643dabb2f84dbfbce847b98e07e14e", kill_on_drop: false }`
[INFO] [stdout] bd6925a2ec2c25e48647eeaef91811db25643dabb2f84dbfbce847b98e07e14e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e1766f3c91a2597c1027cd957238ac1b33c2dc4f72c2423b0b6d375ec395413
[INFO] running `Command { std: "docker" "start" "-a" "9e1766f3c91a2597c1027cd957238ac1b33c2dc4f72c2423b0b6d375ec395413", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling predicates-core v1.0.2
[INFO] [stderr]    Compiling escargot v0.3.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[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 textwrap v0.11.0
[INFO] [stderr]    Compiling predicates-tree v1.0.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_os v0.1.3
[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 microprofile v0.0.2
[INFO] [stderr]    Compiling crossterm v0.19.0
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling colour v0.6.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling predicates v1.0.8
[INFO] [stderr]    Compiling serde v1.0.130
[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 17.89s
[INFO] running `Command { std: "docker" "inspect" "9e1766f3c91a2597c1027cd957238ac1b33c2dc4f72c2423b0b6d375ec395413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e1766f3c91a2597c1027cd957238ac1b33c2dc4f72c2423b0b6d375ec395413", kill_on_drop: false }`
[INFO] [stdout] 9e1766f3c91a2597c1027cd957238ac1b33c2dc4f72c2423b0b6d375ec395413
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7b5464d786d37186c46d05d3ba82af3a9f4b6bc809cf141ed2a44ba76de24ef
[INFO] running `Command { std: "docker" "start" "-a" "e7b5464d786d37186c46d05d3ba82af3a9f4b6bc809cf141ed2a44ba76de24ef", 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 3.57s
[INFO] running `Command { std: "docker" "inspect" "e7b5464d786d37186c46d05d3ba82af3a9f4b6bc809cf141ed2a44ba76de24ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7b5464d786d37186c46d05d3ba82af3a9f4b6bc809cf141ed2a44ba76de24ef", kill_on_drop: false }`
[INFO] [stdout] e7b5464d786d37186c46d05d3ba82af3a9f4b6bc809cf141ed2a44ba76de24ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c268fe8a41756c4e6b4b3576d41abe0d7d0ae585e56c3b69f107113810ac07d
[INFO] running `Command { std: "docker" "start" "-a" "4c268fe8a41756c4e6b4b3576d41abe0d7d0ae585e56c3b69f107113810ac07d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/b39wc-af2c3eb27bbb4837)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test test_check_words_number ... ok
[INFO] [stdout] test test_process_paths ... ok
[INFO] [stdout] test test_load_dictionary ... ok
[INFO] [stdout] test test_get_words ... ok
[INFO] [stdout] test test_unsuccessful_program_with_word_count ... ok
[INFO] [stdout] test test_unsuccessful_program_with_external_dictionary_count_failure ... ok
[INFO] [stdout] test test_unsuccessful_program_without_options ... ok
[INFO] [stdout] test test_successful_program_with_external_dictionary_and_skip_count ... ok
[INFO] [stdout] test test_successful_program_with_external_dictionary ... 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_with_word_count_skip ... ok
[INFO] [stdout] test test_successful_program_without_options ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 49.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4c268fe8a41756c4e6b4b3576d41abe0d7d0ae585e56c3b69f107113810ac07d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c268fe8a41756c4e6b4b3576d41abe0d7d0ae585e56c3b69f107113810ac07d", kill_on_drop: false }`
[INFO] [stdout] 4c268fe8a41756c4e6b4b3576d41abe0d7d0ae585e56c3b69f107113810ac07d