[INFO] fetching crate mkserial 1.0.3...
[INFO] testing mkserial-1.0.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mkserial 1.0.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mkserial 1.0.3
[INFO] finished tweaking crates.io crate mkserial 1.0.3
[INFO] tweaked toml for crates.io crate mkserial 1.0.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mkserial 1.0.3 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 mkserial 1.0.3 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a2c369d68340d98a218d17e3ab489c2218c53bd6cd66a9e29e89e0e61ed5e470
[INFO] running `Command { std: "docker" "start" "-a" "a2c369d68340d98a218d17e3ab489c2218c53bd6cd66a9e29e89e0e61ed5e470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2c369d68340d98a218d17e3ab489c2218c53bd6cd66a9e29e89e0e61ed5e470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2c369d68340d98a218d17e3ab489c2218c53bd6cd66a9e29e89e0e61ed5e470", kill_on_drop: false }`
[INFO] [stdout] a2c369d68340d98a218d17e3ab489c2218c53bd6cd66a9e29e89e0e61ed5e470
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e5c5f08670741f3307b45418e9bcfecf96b7cd4b3458cb5f6e4ba022cd302522
[INFO] running `Command { std: "docker" "start" "-a" "e5c5f08670741f3307b45418e9bcfecf96b7cd4b3458cb5f6e4ba022cd302522", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling mkserial v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.56s
[INFO] running `Command { std: "docker" "inspect" "e5c5f08670741f3307b45418e9bcfecf96b7cd4b3458cb5f6e4ba022cd302522", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5c5f08670741f3307b45418e9bcfecf96b7cd4b3458cb5f6e4ba022cd302522", kill_on_drop: false }`
[INFO] [stdout] e5c5f08670741f3307b45418e9bcfecf96b7cd4b3458cb5f6e4ba022cd302522
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e0f30a2cb99effd770238cbb52387bba2bac1e04ed4980809d011140abdfcaf8
[INFO] running `Command { std: "docker" "start" "-a" "e0f30a2cb99effd770238cbb52387bba2bac1e04ed4980809d011140abdfcaf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling mkserial v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 17.99s
[INFO] running `Command { std: "docker" "inspect" "e0f30a2cb99effd770238cbb52387bba2bac1e04ed4980809d011140abdfcaf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0f30a2cb99effd770238cbb52387bba2bac1e04ed4980809d011140abdfcaf8", kill_on_drop: false }`
[INFO] [stdout] e0f30a2cb99effd770238cbb52387bba2bac1e04ed4980809d011140abdfcaf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 744c199354c6faf52dd622cfaca06557bf4c42b5adbfd07af6a870f4a0d013d3
[INFO] running `Command { std: "docker" "start" "-a" "744c199354c6faf52dd622cfaca06557bf4c42b5adbfd07af6a870f4a0d013d3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mkserial-002bd7946c9e63bb)
[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] [stderr]      Running tests/sample.rs (/opt/rustwide/target/debug/deps/sample-21e42037872d0c3d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test sample_many ... ignored
[INFO] [stdout] test sample_few ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 49.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "744c199354c6faf52dd622cfaca06557bf4c42b5adbfd07af6a870f4a0d013d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "744c199354c6faf52dd622cfaca06557bf4c42b5adbfd07af6a870f4a0d013d3", kill_on_drop: false }`
[INFO] [stdout] 744c199354c6faf52dd622cfaca06557bf4c42b5adbfd07af6a870f4a0d013d3