[INFO] fetching crate mrvn 0.1.0-alpha...
[INFO] testing mrvn-0.1.0-alpha against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mrvn 0.1.0-alpha into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mrvn 0.1.0-alpha
[INFO] finished tweaking crates.io crate mrvn 0.1.0-alpha
[INFO] tweaked toml for crates.io crate mrvn 0.1.0-alpha written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mrvn 0.1.0-alpha 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 mrvn 0.1.0-alpha 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] 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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0bd315cb6c0622da8bcbcb6e46ee97859d46e436e07ee120708e493be88c868
[INFO] running `Command { std: "docker" "start" "-a" "d0bd315cb6c0622da8bcbcb6e46ee97859d46e436e07ee120708e493be88c868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0bd315cb6c0622da8bcbcb6e46ee97859d46e436e07ee120708e493be88c868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0bd315cb6c0622da8bcbcb6e46ee97859d46e436e07ee120708e493be88c868", kill_on_drop: false }`
[INFO] [stdout] d0bd315cb6c0622da8bcbcb6e46ee97859d46e436e07ee120708e493be88c868
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bbb0dd61046365b5b452af2595b75c6cc1a11d2ec38f1f1932db650a5ddccd0
[INFO] running `Command { std: "docker" "start" "-a" "3bbb0dd61046365b5b452af2595b75c6cc1a11d2ec38f1f1932db650a5ddccd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling tokio v1.20.0
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]    Compiling tracing-core v0.1.28
[INFO] [stderr]    Compiling hashbrown v0.12.2
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling tracing v0.1.35
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.8
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.21
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling libgit2-sys v0.13.4+1.4.2
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling semver v1.0.12
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]    Compiling os_str_bytes v6.1.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling ipnet v2.5.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling time v0.3.11
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling clap_derive v3.2.7
[INFO] [stderr]    Compiling simplelog v0.12.0
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling clap v3.2.11
[INFO] [stderr]    Compiling tokio-util v0.7.3
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.3.13
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling ron v0.7.1
[INFO] [stderr]    Compiling hyper v0.14.20
[INFO] [stderr]    Compiling git2 v0.14.4
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.11
[INFO] [stderr]    Compiling mrvn v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 50s
[INFO] running `Command { std: "docker" "inspect" "3bbb0dd61046365b5b452af2595b75c6cc1a11d2ec38f1f1932db650a5ddccd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bbb0dd61046365b5b452af2595b75c6cc1a11d2ec38f1f1932db650a5ddccd0", kill_on_drop: false }`
[INFO] [stdout] 3bbb0dd61046365b5b452af2595b75c6cc1a11d2ec38f1f1932db650a5ddccd0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8d30d3419466d0bb431ee8acb594a2e43662caaf26fb03f3508703939dd698b
[INFO] running `Command { std: "docker" "start" "-a" "f8d30d3419466d0bb431ee8acb594a2e43662caaf26fb03f3508703939dd698b", kill_on_drop: false }`
[INFO] [stderr]    Compiling mrvn v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "f8d30d3419466d0bb431ee8acb594a2e43662caaf26fb03f3508703939dd698b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8d30d3419466d0bb431ee8acb594a2e43662caaf26fb03f3508703939dd698b", kill_on_drop: false }`
[INFO] [stdout] f8d30d3419466d0bb431ee8acb594a2e43662caaf26fb03f3508703939dd698b
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e8070e7df54c4962fd5e573e4d6b1bad7c4e4c3f9972c3f4c0f4ba401371498d
[INFO] running `Command { std: "docker" "start" "-a" "e8070e7df54c4962fd5e573e4d6b1bad7c4e4c3f9972c3f4c0f4ba401371498d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mrvn-07f1883dcc795a25)
[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" "e8070e7df54c4962fd5e573e4d6b1bad7c4e4c3f9972c3f4c0f4ba401371498d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8070e7df54c4962fd5e573e4d6b1bad7c4e4c3f9972c3f4c0f4ba401371498d", kill_on_drop: false }`
[INFO] [stdout] e8070e7df54c4962fd5e573e4d6b1bad7c4e4c3f9972c3f4c0f4ba401371498d