[INFO] fetching crate rlrn 0.3.0...
[INFO] testing rlrn-0.3.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate rlrn 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rlrn 0.3.0
[INFO] finished tweaking crates.io crate rlrn 0.3.0
[INFO] tweaked toml for crates.io crate rlrn 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rlrn 0.3.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rlrn 0.3.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded num-complex v0.4.2
[INFO] [stderr]   Downloaded redox_termios v0.1.2
[INFO] [stderr]   Downloaded enum-map-derive v0.10.0
[INFO] [stderr]   Downloaded enum-map v2.4.1
[INFO] [stderr]   Downloaded owning_ref v0.4.1
[INFO] [stderr]   Downloaded termion v1.5.6
[INFO] [stderr]   Downloaded clap_derive v4.0.8
[INFO] [stderr]   Downloaded ahash v0.8.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.12
[INFO] [stderr]   Downloaded time v0.3.14
[INFO] [stderr]   Downloaded enumset_derive v0.6.0
[INFO] [stderr]   Downloaded cursive v0.20.0
[INFO] [stderr]   Downloaded cursive_core v0.3.5
[INFO] [stderr]   Downloaded syn v1.0.101
[INFO] [stderr]   Downloaded directories v2.0.2
[INFO] [stderr]   Downloaded confy v0.5.0
[INFO] [stderr]   Downloaded enumset v1.0.11
[INFO] [stderr]   Downloaded clap v4.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 897b1eec4decd07e4f44752bbdd7368ee0d748ecfc0e605934978d95d7073068
[INFO] running `Command { std: "docker" "start" "-a" "897b1eec4decd07e4f44752bbdd7368ee0d748ecfc0e605934978d95d7073068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "897b1eec4decd07e4f44752bbdd7368ee0d748ecfc0e605934978d95d7073068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "897b1eec4decd07e4f44752bbdd7368ee0d748ecfc0e605934978d95d7073068", kill_on_drop: false }`
[INFO] [stdout] 897b1eec4decd07e4f44752bbdd7368ee0d748ecfc0e605934978d95d7073068
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27014ecc421b0923b48c3dbc7be593c8a97f7bb1190575e7d90c89cb3b0a59f9
[INFO] running `Command { std: "docker" "start" "-a" "27014ecc421b0923b48c3dbc7be593c8a97f7bb1190575e7d90c89cb3b0a59f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling once_cell v1.15.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling ahash v0.8.0
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling xi-unicode v0.3.0
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling os_str_bytes v6.3.0
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling iana-time-zone v0.1.50
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling clap_lex v0.3.0
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling time v0.3.14
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling chrono v0.4.22
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling enum-map-derive v0.10.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling clap_derive v4.0.8
[INFO] [stderr]    Compiling enum-map v2.4.1
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling clap v4.0.8
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling enumset_derive v0.6.0
[INFO] [stderr]    Compiling enumset v1.0.11
[INFO] [stderr]    Compiling cursive_core v0.3.5
[INFO] [stderr]    Compiling cursive v0.20.0
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling confy v0.5.0
[INFO] [stderr]    Compiling rlrn v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.61s
[INFO] running `Command { std: "docker" "inspect" "27014ecc421b0923b48c3dbc7be593c8a97f7bb1190575e7d90c89cb3b0a59f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27014ecc421b0923b48c3dbc7be593c8a97f7bb1190575e7d90c89cb3b0a59f9", kill_on_drop: false }`
[INFO] [stdout] 27014ecc421b0923b48c3dbc7be593c8a97f7bb1190575e7d90c89cb3b0a59f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b95bc1737e32056bf2457e2d18d3ef71c440f751a7896f2d1be60ce4d76603d3
[INFO] running `Command { std: "docker" "start" "-a" "b95bc1737e32056bf2457e2d18d3ef71c440f751a7896f2d1be60ce4d76603d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlrn v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "b95bc1737e32056bf2457e2d18d3ef71c440f751a7896f2d1be60ce4d76603d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b95bc1737e32056bf2457e2d18d3ef71c440f751a7896f2d1be60ce4d76603d3", kill_on_drop: false }`
[INFO] [stdout] b95bc1737e32056bf2457e2d18d3ef71c440f751a7896f2d1be60ce4d76603d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aeaa8dbb10ffd836fd6dd0a9bfff910ca1b922d7932f8ef07613be2c670ef41a
[INFO] running `Command { std: "docker" "start" "-a" "aeaa8dbb10ffd836fd6dd0a9bfff910ca1b922d7932f8ef07613be2c670ef41a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rlrn-4b01debed871993e)
[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" "aeaa8dbb10ffd836fd6dd0a9bfff910ca1b922d7932f8ef07613be2c670ef41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeaa8dbb10ffd836fd6dd0a9bfff910ca1b922d7932f8ef07613be2c670ef41a", kill_on_drop: false }`
[INFO] [stdout] aeaa8dbb10ffd836fd6dd0a9bfff910ca1b922d7932f8ef07613be2c670ef41a