[INFO] fetching crate histlog 2.2.0...
[INFO] testing histlog-2.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate histlog 2.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate histlog 2.2.0
[INFO] finished tweaking crates.io crate histlog 2.2.0
[INFO] tweaked toml for crates.io crate histlog 2.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate histlog 2.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate histlog 2.2.0 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbcf3bcde48ef83594db88d20aec8a5aa5699a779c0e45aa3a77c87b0cdd6b00
[INFO] running `Command { std: "docker" "start" "-a" "bbcf3bcde48ef83594db88d20aec8a5aa5699a779c0e45aa3a77c87b0cdd6b00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbcf3bcde48ef83594db88d20aec8a5aa5699a779c0e45aa3a77c87b0cdd6b00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbcf3bcde48ef83594db88d20aec8a5aa5699a779c0e45aa3a77c87b0cdd6b00", kill_on_drop: false }`
[INFO] [stdout] bbcf3bcde48ef83594db88d20aec8a5aa5699a779c0e45aa3a77c87b0cdd6b00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f1bf2a1ff96eb38488ef97338014cf56523e7d9ffbcdb282582d94b23b12120
[INFO] running `Command { std: "docker" "start" "-a" "9f1bf2a1ff96eb38488ef97338014cf56523e7d9ffbcdb282582d94b23b12120", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling hdrhistogram v7.5.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling histlog v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.56s
[INFO] running `Command { std: "docker" "inspect" "9f1bf2a1ff96eb38488ef97338014cf56523e7d9ffbcdb282582d94b23b12120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f1bf2a1ff96eb38488ef97338014cf56523e7d9ffbcdb282582d94b23b12120", kill_on_drop: false }`
[INFO] [stdout] 9f1bf2a1ff96eb38488ef97338014cf56523e7d9ffbcdb282582d94b23b12120
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78ed2ef2f44398a4ad1d49fa8cbd5a798f2bfdf0d79b1c0537b7deee523772e9
[INFO] running `Command { std: "docker" "start" "-a" "78ed2ef2f44398a4ad1d49fa8cbd5a798f2bfdf0d79b1c0537b7deee523772e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling histlog v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "78ed2ef2f44398a4ad1d49fa8cbd5a798f2bfdf0d79b1c0537b7deee523772e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78ed2ef2f44398a4ad1d49fa8cbd5a798f2bfdf0d79b1c0537b7deee523772e9", kill_on_drop: false }`
[INFO] [stdout] 78ed2ef2f44398a4ad1d49fa8cbd5a798f2bfdf0d79b1c0537b7deee523772e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 699fdda0093eb8e50eae619b73faa5d25086dd524115fd51906d16887f57fd04
[INFO] running `Command { std: "docker" "start" "-a" "699fdda0093eb8e50eae619b73faa5d25086dd524115fd51906d16887f57fd04", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/histlog-0c2af91224017fab)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::create_histlog_record_one_and_drop ... ok
[INFO] [stdout] test tests::generated_hlog_filenames_are_unique ... ok
[INFO] [stdout] test tests::clone_it ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests histlog
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - nanos (line 61) ... ok
[INFO] [stdout] test src/lib.rs - HistLog (line 121) ... ok
[INFO] [stdout] test src/lib.rs - HistLog (line 95) ... ok
[INFO] [stdout] test src/lib.rs - HistLog (line 181) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.90s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "699fdda0093eb8e50eae619b73faa5d25086dd524115fd51906d16887f57fd04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "699fdda0093eb8e50eae619b73faa5d25086dd524115fd51906d16887f57fd04", kill_on_drop: false }`
[INFO] [stdout] 699fdda0093eb8e50eae619b73faa5d25086dd524115fd51906d16887f57fd04