[INFO] fetching crate wei-log 0.2.12...
[INFO] testing wei-log-0.2.12 against 1.90.0 for beta-1.91-3
[INFO] extracting crate wei-log 0.2.12 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate wei-log 0.2.12
[INFO] finished tweaking crates.io crate wei-log 0.2.12
[INFO] tweaked toml for crates.io crate wei-log 0.2.12 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wei-log 0.2.12 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 004147f0e49497911fb4c7c030741c03c870aa5a2bb47cf1eb4eaadaf0f9108c
[INFO] running `Command { std: "docker" "start" "-a" "004147f0e49497911fb4c7c030741c03c870aa5a2bb47cf1eb4eaadaf0f9108c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "004147f0e49497911fb4c7c030741c03c870aa5a2bb47cf1eb4eaadaf0f9108c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "004147f0e49497911fb4c7c030741c03c870aa5a2bb47cf1eb4eaadaf0f9108c", kill_on_drop: false }`
[INFO] [stdout] 004147f0e49497911fb4c7c030741c03c870aa5a2bb47cf1eb4eaadaf0f9108c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74d6c1fb4a46e1c2d0bdf39bec790c0834ed1dffe107845f2f77d97156f132dd
[INFO] running `Command { std: "docker" "start" "-a" "74d6c1fb4a46e1c2d0bdf39bec790c0834ed1dffe107845f2f77d97156f132dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling wei-log v0.2.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `write_and_prune_file` is never used
[INFO] [stdout]    --> src/lib.rs:113:4
[INFO] [stdout]     |
[INFO] [stdout] 113 | fn write_and_prune_file(path: &str, content: &str, max_lines: usize) -> std::io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `Command { std: "docker" "inspect" "74d6c1fb4a46e1c2d0bdf39bec790c0834ed1dffe107845f2f77d97156f132dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74d6c1fb4a46e1c2d0bdf39bec790c0834ed1dffe107845f2f77d97156f132dd", kill_on_drop: false }`
[INFO] [stdout] 74d6c1fb4a46e1c2d0bdf39bec790c0834ed1dffe107845f2f77d97156f132dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e6bf923d219a9892e2114233ad22ee1899f5d80a8898a5a7fbc5a961ba26ac2
[INFO] running `Command { std: "docker" "start" "-a" "0e6bf923d219a9892e2114233ad22ee1899f5d80a8898a5a7fbc5a961ba26ac2", kill_on_drop: false }`
[INFO] [stdout] warning: function `write_and_prune_file` is never used
[INFO] [stdout]    --> src/lib.rs:113:4
[INFO] [stdout]     |
[INFO] [stdout] 113 | fn write_and_prune_file(path: &str, content: &str, max_lines: usize) -> std::io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wei-log v0.2.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `write_and_prune_file` is never used
[INFO] [stdout]    --> src/lib.rs:113:4
[INFO] [stdout]     |
[INFO] [stdout] 113 | fn write_and_prune_file(path: &str, content: &str, max_lines: usize) -> std::io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "0e6bf923d219a9892e2114233ad22ee1899f5d80a8898a5a7fbc5a961ba26ac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e6bf923d219a9892e2114233ad22ee1899f5d80a8898a5a7fbc5a961ba26ac2", kill_on_drop: false }`
[INFO] [stdout] 0e6bf923d219a9892e2114233ad22ee1899f5d80a8898a5a7fbc5a961ba26ac2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9881f103c4a4b8f1fc64be1439b5daf8563d3ae72ee117aace44a1d6c98b010d
[INFO] running `Command { std: "docker" "start" "-a" "9881f103c4a4b8f1fc64be1439b5daf8563d3ae72ee117aace44a1d6c98b010d", kill_on_drop: false }`
[INFO] [stderr] warning: function `write_and_prune_file` is never used
[INFO] [stderr]    --> src/lib.rs:113:4
[INFO] [stderr]     |
[INFO] [stderr] 113 | fn write_and_prune_file(path: &str, content: &str, max_lines: usize) -> std::io::Result<()> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `wei-log` (lib) generated 1 warning
[INFO] [stderr] warning: `wei-log` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wei_log-fad82ec67942753c)
[INFO] [stderr]    Doc-tests wei_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] [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" "9881f103c4a4b8f1fc64be1439b5daf8563d3ae72ee117aace44a1d6c98b010d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9881f103c4a4b8f1fc64be1439b5daf8563d3ae72ee117aace44a1d6c98b010d", kill_on_drop: false }`
[INFO] [stdout] 9881f103c4a4b8f1fc64be1439b5daf8563d3ae72ee117aace44a1d6c98b010d