[INFO] cloning repository https://github.com/realcundo/ilc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/realcundo/ilc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealcundo%2Filc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealcundo%2Filc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35f9fa7812af7e74ca360f663bb0529eb0945c5c
[INFO] testing realcundo/ilc against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealcundo%2Filc" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/realcundo/ilc on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/realcundo/ilc
[INFO] finished tweaking git repo https://github.com/realcundo/ilc
[INFO] tweaked toml for git repo https://github.com/realcundo/ilc written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/realcundo/ilc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8367a15c108b2ea7934ff5203d4182f671b5e066628cd5575bb6d748af23bd98
[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" "8367a15c108b2ea7934ff5203d4182f671b5e066628cd5575bb6d748af23bd98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8367a15c108b2ea7934ff5203d4182f671b5e066628cd5575bb6d748af23bd98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8367a15c108b2ea7934ff5203d4182f671b5e066628cd5575bb6d748af23bd98", kill_on_drop: false }`
[INFO] [stdout] 8367a15c108b2ea7934ff5203d4182f671b5e066628cd5575bb6d748af23bd98
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca9ed848ffa72dc275e43f64c388ca8cc9dc86a59fd8c996c837c9911b0dab31
[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" "ca9ed848ffa72dc275e43f64c388ca8cc9dc86a59fd8c996c837c9911b0dab31", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling smallvec v1.4.1
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling lazysort v0.2.1
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ex v0.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling mio v0.7.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling crossterm v0.17.7
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]    Compiling structopt v0.3.15
[INFO] [stderr]    Compiling ilc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/linecollector.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn get(&self, key: &str) -> Option<usize> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.35s
[INFO] running `Command { std: "docker" "inspect" "ca9ed848ffa72dc275e43f64c388ca8cc9dc86a59fd8c996c837c9911b0dab31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca9ed848ffa72dc275e43f64c388ca8cc9dc86a59fd8c996c837c9911b0dab31", kill_on_drop: false }`
[INFO] [stdout] ca9ed848ffa72dc275e43f64c388ca8cc9dc86a59fd8c996c837c9911b0dab31
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c9d3e6a9b7388484aea1e5afb0a570ce608a24de4a47d6c29c9fe27025b8b1c
[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" "9c9d3e6a9b7388484aea1e5afb0a570ce608a24de4a47d6c29c9fe27025b8b1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ilc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/linecollector.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn get(&self, key: &str) -> Option<usize> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 2.52s
[INFO] running `Command { std: "docker" "inspect" "9c9d3e6a9b7388484aea1e5afb0a570ce608a24de4a47d6c29c9fe27025b8b1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c9d3e6a9b7388484aea1e5afb0a570ce608a24de4a47d6c29c9fe27025b8b1c", kill_on_drop: false }`
[INFO] [stdout] 9c9d3e6a9b7388484aea1e5afb0a570ce608a24de4a47d6c29c9fe27025b8b1c
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b6320a5ef69030ebb46bc22f7d318ae1330f5a34afae0bde29426b046eb0649
[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" "4b6320a5ef69030ebb46bc22f7d318ae1330f5a34afae0bde29426b046eb0649", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]   --> src/linecollector.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn get(&self, key: &str) -> Option<usize> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ilc-9e5fe885fe6fc22b)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test filepaths::tests::duplicate_filenames ... ok
[INFO] [stdout] test filepaths::tests::single_file ... ok
[INFO] [stdout] test filepaths::tests::stdin_after_filenames ... ok
[INFO] [stdout] test filepaths::tests::stdin_before_filenames ... ok
[INFO] [stdout] test filepaths::tests::multiple_filenames ... ok
[INFO] [stdout] test linecollector::tests::line_collector_is_empty_by_default ... ok
[INFO] [stdout] test linecollector::tests::line_collector_stores_duplicate_lines ... ok
[INFO] [stdout] test filepaths::tests::stdin_multiple_times ... ok
[INFO] [stdout] test linecollector::tests::line_collector_stores_mixed_lines ... ok
[INFO] [stdout] test filepaths::tests::mixed_stdin_and_duplicate_filenames ... ok
[INFO] [stdout] test filepaths::tests::stdin_between_filenames ... ok
[INFO] [stdout] test filepaths::tests::stdin_only ... ok
[INFO] [stdout] test filepaths::tests::empty_input_is_stdin_by_default ... ok
[INFO] [stdout] test linecollector::tests::line_collector_stores_unique_lines ... ok
[INFO] [stdout] test linecollector::tests::duplicate_lines_are_ordered_lexicographically ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4b6320a5ef69030ebb46bc22f7d318ae1330f5a34afae0bde29426b046eb0649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b6320a5ef69030ebb46bc22f7d318ae1330f5a34afae0bde29426b046eb0649", kill_on_drop: false }`
[INFO] [stdout] 4b6320a5ef69030ebb46bc22f7d318ae1330f5a34afae0bde29426b046eb0649