[INFO] fetching crate mser 2.0.8...
[INFO] testing mser-2.0.8 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mser 2.0.8 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mser 2.0.8
[INFO] finished tweaking crates.io crate mser 2.0.8
[INFO] tweaked toml for crates.io crate mser 2.0.8 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mser 2.0.8 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mser 2.0.8 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-2025-10-28" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e062ae9ee1d5e7fe0a1120ca5de533147d7d7fb75cca96057aaf343c65dbf1e3
[INFO] running `Command { std: "docker" "start" "-a" "e062ae9ee1d5e7fe0a1120ca5de533147d7d7fb75cca96057aaf343c65dbf1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e062ae9ee1d5e7fe0a1120ca5de533147d7d7fb75cca96057aaf343c65dbf1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e062ae9ee1d5e7fe0a1120ca5de533147d7d7fb75cca96057aaf343c65dbf1e3", kill_on_drop: false }`
[INFO] [stdout] e062ae9ee1d5e7fe0a1120ca5de533147d7d7fb75cca96057aaf343c65dbf1e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68abc56ef7f66c114d84a73aa1856fd297774d70abd7d56ce4e1624d390e2bb9
[INFO] running `Command { std: "docker" "start" "-a" "68abc56ef7f66c114d84a73aa1856fd297774d70abd7d56ce4e1624d390e2bb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling smol_str v0.3.2
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling uuid v1.16.0
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling erasable v1.3.0
[INFO] [stderr]    Compiling ptr-union v2.3.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling mser v2.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.74s
[INFO] running `Command { std: "docker" "inspect" "68abc56ef7f66c114d84a73aa1856fd297774d70abd7d56ce4e1624d390e2bb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68abc56ef7f66c114d84a73aa1856fd297774d70abd7d56ce4e1624d390e2bb9", kill_on_drop: false }`
[INFO] [stdout] 68abc56ef7f66c114d84a73aa1856fd297774d70abd7d56ce4e1624d390e2bb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3167777e740af6ca08352b84e2e50ec44f754bd69a27885990b36dc3df7c0bd
[INFO] running `Command { std: "docker" "start" "-a" "a3167777e740af6ca08352b84e2e50ec44f754bd69a27885990b36dc3df7c0bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling mser v2.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "a3167777e740af6ca08352b84e2e50ec44f754bd69a27885990b36dc3df7c0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3167777e740af6ca08352b84e2e50ec44f754bd69a27885990b36dc3df7c0bd", kill_on_drop: false }`
[INFO] [stdout] a3167777e740af6ca08352b84e2e50ec44f754bd69a27885990b36dc3df7c0bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dfce651ec9d974d073fb6ff648edb65a594b29847f6241c1454145fa66417958
[INFO] running `Command { std: "docker" "start" "-a" "dfce651ec9d974d073fb6ff648edb65a594b29847f6241c1454145fa66417958", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mser-85147c0c09ee66ab)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test integer::test ... ok
[INFO] [stderr]    Doc-tests mser
[INFO] [stdout] test varint::test_varint ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[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" "dfce651ec9d974d073fb6ff648edb65a594b29847f6241c1454145fa66417958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfce651ec9d974d073fb6ff648edb65a594b29847f6241c1454145fa66417958", kill_on_drop: false }`
[INFO] [stdout] dfce651ec9d974d073fb6ff648edb65a594b29847f6241c1454145fa66417958