[INFO] fetching crate curpare 0.3.1...
[INFO] testing curpare-0.3.1 against beta-2026-04-21 for beta-1.96-1
[INFO] extracting crate curpare 0.3.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate curpare 0.3.1
[INFO] finished tweaking crates.io crate curpare 0.3.1
[INFO] tweaked toml for crates.io crate curpare 0.3.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate curpare 0.3.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate curpare 0.3.1 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6732bb7c4b79e613ab6dd2bf063d757e50de660a2cb1461b6bd6d6dc7d46bec
[INFO] running `Command { std: "docker" "start" "-a" "a6732bb7c4b79e613ab6dd2bf063d757e50de660a2cb1461b6bd6d6dc7d46bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6732bb7c4b79e613ab6dd2bf063d757e50de660a2cb1461b6bd6d6dc7d46bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6732bb7c4b79e613ab6dd2bf063d757e50de660a2cb1461b6bd6d6dc7d46bec", kill_on_drop: false }`
[INFO] [stdout] a6732bb7c4b79e613ab6dd2bf063d757e50de660a2cb1461b6bd6d6dc7d46bec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5832d0091b3877579cce95e4572bc8b5d910edf82a07f095d1f4d737150cc824
[INFO] running `Command { std: "docker" "start" "-a" "5832d0091b3877579cce95e4572bc8b5d910edf82a07f095d1f4d737150cc824", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling bytes v1.11.0
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling indexmap v2.12.1
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling clap_lex v0.7.6
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling ryu v1.0.21
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling deranged v0.5.5
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling cc v1.2.50
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling terminal_size v0.4.3
[INFO] [stderr]    Compiling clap_builder v4.5.53
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling quick-xml v0.38.4
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling bugreport v0.5.1
[INFO] [stderr]    Compiling unicode-width v0.2.2
[INFO] [stderr]    Compiling portable-atomic v1.12.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling rgb v0.8.52
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling libz-sys v1.1.23
[INFO] [stderr]    Compiling onig_sys v69.9.1
[INFO] [stderr]    Compiling libgit2-sys v0.17.0+1.8.1
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling sysinfo v0.33.1
[INFO] [stderr]    Compiling terminal-trx v0.2.5
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling std_prelude v0.2.12
[INFO] [stderr]    Compiling xterm-color v1.0.1
[INFO] [stderr]    Compiling iri-string v0.7.9
[INFO] [stderr]    Compiling clap v4.5.53
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling terminal-colorsaurus v0.4.8
[INFO] [stderr]    Compiling etcetera v0.8.0
[INFO] [stderr]    Compiling rustls-pki-types v1.13.2
[INFO] [stderr]    Compiling path_abs v0.5.1
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling ansi_colours v1.2.3
[INFO] [stderr]    Compiling content_inspector v0.2.4
[INFO] [stderr]    Compiling clircle v0.6.1
[INFO] [stderr]    Compiling wild v2.2.1
[INFO] [stderr]    Compiling bytesize v1.3.3
[INFO] [stderr]    Compiling nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling shell-words v1.1.1
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling indicatif v0.17.11
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling globset v0.4.18
[INFO] [stderr]    Compiling grep-cli v0.1.12
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling git-version-macro v0.3.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling git-version v0.3.9
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling zerovec v0.11.5
[INFO] [stderr]    Compiling zerotrie v0.2.3
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling onig v6.5.1
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling serde_with_macros v3.16.1
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling serde_with v3.16.1
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling icu_properties v2.1.2
[INFO] [stderr]    Compiling bat v0.25.0
[INFO] [stderr]    Compiling plist v1.8.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling tokio-util v0.7.17
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling syntect v5.3.0
[INFO] [stderr]    Compiling tower-http v0.6.8
[INFO] [stderr]    Compiling git2 v0.19.0
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling hyper v1.8.1
[INFO] [stderr]    Compiling hyper-util v0.1.19
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.26
[INFO] [stderr]    Compiling curpare v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `Command { std: "docker" "inspect" "5832d0091b3877579cce95e4572bc8b5d910edf82a07f095d1f4d737150cc824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5832d0091b3877579cce95e4572bc8b5d910edf82a07f095d1f4d737150cc824", kill_on_drop: false }`
[INFO] [stdout] 5832d0091b3877579cce95e4572bc8b5d910edf82a07f095d1f4d737150cc824
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 087627393e1e7f2a8aec78c65c3a4d88d8dda9a671938572b857efa3de8efbf2
[INFO] running `Command { std: "docker" "start" "-a" "087627393e1e7f2a8aec78c65c3a4d88d8dda9a671938572b857efa3de8efbf2", kill_on_drop: false }`
[INFO] [stderr]    Compiling curpare v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "087627393e1e7f2a8aec78c65c3a4d88d8dda9a671938572b857efa3de8efbf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "087627393e1e7f2a8aec78c65c3a4d88d8dda9a671938572b857efa3de8efbf2", kill_on_drop: false }`
[INFO] [stdout] 087627393e1e7f2a8aec78c65c3a4d88d8dda9a671938572b857efa3de8efbf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 511b87a6ad7b4f9da508218eeacb382e935e5975d2a01db48020489136388d31
[INFO] running `Command { std: "docker" "start" "-a" "511b87a6ad7b4f9da508218eeacb382e935e5975d2a01db48020489136388d31", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/curpare-256c3de0d35f6867)
[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" "511b87a6ad7b4f9da508218eeacb382e935e5975d2a01db48020489136388d31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "511b87a6ad7b4f9da508218eeacb382e935e5975d2a01db48020489136388d31", kill_on_drop: false }`
[INFO] [stdout] 511b87a6ad7b4f9da508218eeacb382e935e5975d2a01db48020489136388d31