[INFO] fetching crate markovgen 0.2.0...
[INFO] testing markovgen-0.2.0 against 1.86.0 for beta-1.87-1
[INFO] extracting crate markovgen 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate markovgen 0.2.0 on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate markovgen 0.2.0
[INFO] finished tweaking crates.io crate markovgen 0.2.0
[INFO] tweaked toml for crates.io crate markovgen 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate markovgen 0.2.0 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" "+1.86.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded str_stack v0.1.0
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[INFO] [stderr]   Downloaded opener v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea37eb4058e324d44f6219940e59ce231a21cc6aed8378695b6cc9fba019c949
[INFO] running `Command { std: "docker" "start" "-a" "ea37eb4058e324d44f6219940e59ce231a21cc6aed8378695b6cc9fba019c949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea37eb4058e324d44f6219940e59ce231a21cc6aed8378695b6cc9fba019c949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea37eb4058e324d44f6219940e59ce231a21cc6aed8378695b6cc9fba019c949", kill_on_drop: false }`
[INFO] [stdout] ea37eb4058e324d44f6219940e59ce231a21cc6aed8378695b6cc9fba019c949
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3efd8dd7cf59ed852a2948e58320800e71cc485d88a91b8a2db0b205b4e23a9b
[INFO] running `Command { std: "docker" "start" "-a" "3efd8dd7cf59ed852a2948e58320800e71cc485d88a91b8a2db0b205b4e23a9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling colorchoice v1.0.1
[INFO] [stderr]    Compiling anstyle-query v1.0.3
[INFO] [stderr]    Compiling anstyle v1.0.7
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling serde v1.0.201
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling clap_lex v0.7.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.4
[INFO] [stderr]    Compiling anstream v0.6.14
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling clap_builder v4.5.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.63
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling clap v4.5.4
[INFO] [stderr]    Compiling clap_complete v4.5.2
[INFO] [stderr]    Compiling markovgen v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.09s
[INFO] running `Command { std: "docker" "inspect" "3efd8dd7cf59ed852a2948e58320800e71cc485d88a91b8a2db0b205b4e23a9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3efd8dd7cf59ed852a2948e58320800e71cc485d88a91b8a2db0b205b4e23a9b", kill_on_drop: false }`
[INFO] [stdout] 3efd8dd7cf59ed852a2948e58320800e71cc485d88a91b8a2db0b205b4e23a9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52da04d14a33ce3d049bcb6e24a700097426a53149b9d8d8f73450b93c2ea9e4
[INFO] running `Command { std: "docker" "start" "-a" "52da04d14a33ce3d049bcb6e24a700097426a53149b9d8d8f73450b93c2ea9e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling serde v1.0.201
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
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[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling serde_derive v1.0.201
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[INFO] [stderr]    Compiling anyhow v1.0.83
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[INFO] [stderr]    Compiling criterion-plot v0.5.0
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[INFO] [stderr]    Compiling clap v4.5.4
[INFO] [stderr]    Compiling clap_complete v4.5.2
[INFO] [stderr]    Compiling clap-cargo v0.12.0
[INFO] [stderr]    Compiling bstr v1.9.1
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[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling opener v0.6.1
[INFO] [stderr]    Compiling serde_spanned v0.6.6
[INFO] [stderr]    Compiling cargo-platform v0.1.8
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling smol_str v0.2.2
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling markovgen v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cargo_metadata v0.15.4
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling cargo_metadata v0.18.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling flamegraph v0.6.5
[INFO] [stderr]    Compiling toml v0.7.8
[INFO] [stderr]    Compiling ureq v2.8.0
[INFO] [stderr]    Compiling git2 v0.17.2
[INFO] [stderr]    Compiling crates-index v0.19.13
[INFO] [stderr]    Compiling cargo-edit v0.12.2
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 26.44s
[INFO] running `Command { std: "docker" "inspect" "52da04d14a33ce3d049bcb6e24a700097426a53149b9d8d8f73450b93c2ea9e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52da04d14a33ce3d049bcb6e24a700097426a53149b9d8d8f73450b93c2ea9e4", kill_on_drop: false }`
[INFO] [stdout] 52da04d14a33ce3d049bcb6e24a700097426a53149b9d8d8f73450b93c2ea9e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c9eb62a949c34c8d1e44044e1271d026ac40057b863d7e4b71670508bd78894
[INFO] running `Command { std: "docker" "start" "-a" "3c9eb62a949c34c8d1e44044e1271d026ac40057b863d7e4b71670508bd78894", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/markovgen-cffe784030e395d9)
[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 unittests src/bin/example.rs (/opt/rustwide/target/debug/deps/example-cce7d7d6d91bff9e)
[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]    Doc-tests markovgen
[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" "3c9eb62a949c34c8d1e44044e1271d026ac40057b863d7e4b71670508bd78894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c9eb62a949c34c8d1e44044e1271d026ac40057b863d7e4b71670508bd78894", kill_on_drop: false }`
[INFO] [stdout] 3c9eb62a949c34c8d1e44044e1271d026ac40057b863d7e4b71670508bd78894