[INFO] fetching crate nitro_log 0.1.0...
[INFO] testing nitro_log-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate nitro_log 0.1.0 into /workspace/builds/worker-80/source
[INFO] validating manifest of crates.io crate nitro_log 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nitro_log 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nitro_log 0.1.0
[INFO] tweaked toml for crates.io crate nitro_log 0.1.0 written to /workspace/builds/worker-80/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f403d90475069791d9e90524ce05d52324c92b0aee794df9d108267aef6ca26
[INFO] running `Command { std: "docker" "start" "-a" "2f403d90475069791d9e90524ce05d52324c92b0aee794df9d108267aef6ca26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f403d90475069791d9e90524ce05d52324c92b0aee794df9d108267aef6ca26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f403d90475069791d9e90524ce05d52324c92b0aee794df9d108267aef6ca26", kill_on_drop: false }`
[INFO] [stdout] 2f403d90475069791d9e90524ce05d52324c92b0aee794df9d108267aef6ca26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b77923f6659f09d619384f0e1c3b05a6bdaeaa8fa9e9fe35584f2bbff0c9e95d
[INFO] running `Command { std: "docker" "start" "-a" "b77923f6659f09d619384f0e1c3b05a6bdaeaa8fa9e9fe35584f2bbff0c9e95d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling text_trees v0.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling sanitize-filename v0.3.0
[INFO] [stderr]    Compiling nitro_log v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `properties`
[INFO] [stdout]   --> src/placeholders/mod.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         properties: HashMap<String, String>,
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_properties`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 7.14s
[INFO] running `Command { std: "docker" "inspect" "b77923f6659f09d619384f0e1c3b05a6bdaeaa8fa9e9fe35584f2bbff0c9e95d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b77923f6659f09d619384f0e1c3b05a6bdaeaa8fa9e9fe35584f2bbff0c9e95d", kill_on_drop: false }`
[INFO] [stdout] b77923f6659f09d619384f0e1c3b05a6bdaeaa8fa9e9fe35584f2bbff0c9e95d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a0a184cdba18125d3e5172f9555068a746d307ede0d5bc5e8c9755839fe1312
[INFO] running `Command { std: "docker" "start" "-a" "0a0a184cdba18125d3e5172f9555068a746d307ede0d5bc5e8c9755839fe1312", kill_on_drop: false }`
[INFO] [stderr]    Compiling nitro_log v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `properties`
[INFO] [stdout]   --> src/placeholders/mod.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         properties: HashMap<String, String>,
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_properties`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `properties`
[INFO] [stdout]   --> src/placeholders/mod.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         properties: HashMap<String, String>,
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_properties`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 1.79s
[INFO] running `Command { std: "docker" "inspect" "0a0a184cdba18125d3e5172f9555068a746d307ede0d5bc5e8c9755839fe1312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a0a184cdba18125d3e5172f9555068a746d307ede0d5bc5e8c9755839fe1312", kill_on_drop: false }`
[INFO] [stdout] 0a0a184cdba18125d3e5172f9555068a746d307ede0d5bc5e8c9755839fe1312
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ae0229dde7aab6e12f3520d555ec00ef9fcefc2abf416110fad0d56561111763
[INFO] running `Command { std: "docker" "start" "-a" "ae0229dde7aab6e12f3520d555ec00ef9fcefc2abf416110fad0d56561111763", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `properties`
[INFO] [stderr]   --> src/placeholders/mod.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |         properties: HashMap<String, String>,
[INFO] [stderr]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_properties`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nitro_log` (lib) generated 1 warning
[INFO] [stderr] warning: `nitro_log` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nitro_log-605124e8ccec3427)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test loggers::tree::test::basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/normal.rs (/opt/rustwide/target/debug/deps/normal-d47d8cac748645d8)
[INFO] [stdout] normal INFO: INFO HEY
[INFO] [stdout] normal WARN: Warn HEY
[INFO] [stdout] normal ERROR: Error HEY
[INFO] [stderr]    Doc-tests nitro_log
[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] running `Command { std: "docker" "inspect" "ae0229dde7aab6e12f3520d555ec00ef9fcefc2abf416110fad0d56561111763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae0229dde7aab6e12f3520d555ec00ef9fcefc2abf416110fad0d56561111763", kill_on_drop: false }`
[INFO] [stdout] ae0229dde7aab6e12f3520d555ec00ef9fcefc2abf416110fad0d56561111763