[INFO] fetching crate language-matcher 0.2.0...
[INFO] testing language-matcher-0.2.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate language-matcher 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate language-matcher 0.2.0
[INFO] finished tweaking crates.io crate language-matcher 0.2.0
[INFO] tweaked toml for crates.io crate language-matcher 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate language-matcher 0.2.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate language-matcher 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded icu_locale v2.0.0
[INFO] [stderr]   Downloaded icu_locale_data v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c728206d9135048d5a2aa41f5f3ad19984172bc6cd5bb10fc372f0b1eba3f10
[INFO] running `Command { std: "docker" "start" "-a" "1c728206d9135048d5a2aa41f5f3ad19984172bc6cd5bb10fc372f0b1eba3f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c728206d9135048d5a2aa41f5f3ad19984172bc6cd5bb10fc372f0b1eba3f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c728206d9135048d5a2aa41f5f3ad19984172bc6cd5bb10fc372f0b1eba3f10", kill_on_drop: false }`
[INFO] [stdout] 1c728206d9135048d5a2aa41f5f3ad19984172bc6cd5bb10fc372f0b1eba3f10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cb696520be92793db168f01cd05cbe4dc31a66b8e2674cb4383f87ae000ff1b
[INFO] running `Command { std: "docker" "start" "-a" "1cb696520be92793db168f01cd05cbe4dc31a66b8e2674cb4383f87ae000ff1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling icu_locale_data v2.0.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling quick-xml v0.37.5
[INFO] [stderr]    Compiling zerovec v0.11.2
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.2
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_locale v2.0.0
[INFO] [stderr]    Compiling language-matcher v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.03s
[INFO] running `Command { std: "docker" "inspect" "1cb696520be92793db168f01cd05cbe4dc31a66b8e2674cb4383f87ae000ff1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cb696520be92793db168f01cd05cbe4dc31a66b8e2674cb4383f87ae000ff1b", kill_on_drop: false }`
[INFO] [stdout] 1cb696520be92793db168f01cd05cbe4dc31a66b8e2674cb4383f87ae000ff1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49e64134c8425200f6beb46d5876709bef420ba41d6576623a88537394f3602f
[INFO] running `Command { std: "docker" "start" "-a" "49e64134c8425200f6beb46d5876709bef420ba41d6576623a88537394f3602f", kill_on_drop: false }`
[INFO] [stderr]    Compiling language-matcher v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "49e64134c8425200f6beb46d5876709bef420ba41d6576623a88537394f3602f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49e64134c8425200f6beb46d5876709bef420ba41d6576623a88537394f3602f", kill_on_drop: false }`
[INFO] [stdout] 49e64134c8425200f6beb46d5876709bef420ba41d6576623a88537394f3602f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e07ddb31c24f5362ec5c50037eed0902a83ad2f2bbc858a80f036d65f9126c2d
[INFO] running `Command { std: "docker" "start" "-a" "e07ddb31c24f5362ec5c50037eed0902a83ad2f2bbc858a80f036d65f9126c2d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/language_matcher-f101690ee69d7278)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::distance ... ok
[INFO] [stdout] test test::matcher ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests language_matcher
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - LanguageMatcher (line 160) ... ok
[INFO] [stdout] test src/lib.rs - LanguageMatcher (line 173) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e07ddb31c24f5362ec5c50037eed0902a83ad2f2bbc858a80f036d65f9126c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e07ddb31c24f5362ec5c50037eed0902a83ad2f2bbc858a80f036d65f9126c2d", kill_on_drop: false }`
[INFO] [stdout] e07ddb31c24f5362ec5c50037eed0902a83ad2f2bbc858a80f036d65f9126c2d