[INFO] fetching crate multimarkov 1.0.0...
[INFO] testing multimarkov-1.0.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate multimarkov 1.0.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate multimarkov 1.0.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate multimarkov 1.0.0
[INFO] tweaked toml for crates.io crate multimarkov 1.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate multimarkov 1.0.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate multimarkov 1.0.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82f2ebd71bb346256431ef5d1968cbf782408f76a86f2311a3e74cf9bd93cfbb
[INFO] running `Command { std: "docker" "start" "-a" "82f2ebd71bb346256431ef5d1968cbf782408f76a86f2311a3e74cf9bd93cfbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82f2ebd71bb346256431ef5d1968cbf782408f76a86f2311a3e74cf9bd93cfbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f2ebd71bb346256431ef5d1968cbf782408f76a86f2311a3e74cf9bd93cfbb", kill_on_drop: false }`
[INFO] [stdout] 82f2ebd71bb346256431ef5d1968cbf782408f76a86f2311a3e74cf9bd93cfbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e882aee9d749dc318290d7e665aa0cbba02d16f48889a2bff07428dedd43ade
[INFO] running `Command { std: "docker" "start" "-a" "7e882aee9d749dc318290d7e665aa0cbba02d16f48889a2bff07428dedd43ade", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling getrandom v0.2.11
[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 multimarkov v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "7e882aee9d749dc318290d7e665aa0cbba02d16f48889a2bff07428dedd43ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e882aee9d749dc318290d7e665aa0cbba02d16f48889a2bff07428dedd43ade", kill_on_drop: false }`
[INFO] [stdout] 7e882aee9d749dc318290d7e665aa0cbba02d16f48889a2bff07428dedd43ade
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75e9acf0c33dc7092279f66e262d18821d8014c45a3989bd200fa1d3d0219cac
[INFO] running `Command { std: "docker" "start" "-a" "75e9acf0c33dc7092279f66e262d18821d8014c45a3989bd200fa1d3d0219cac", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling multimarkov v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling env_filter v0.1.2
[INFO] [stderr]    Compiling env_logger v0.11.5
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.21s
[INFO] running `Command { std: "docker" "inspect" "75e9acf0c33dc7092279f66e262d18821d8014c45a3989bd200fa1d3d0219cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75e9acf0c33dc7092279f66e262d18821d8014c45a3989bd200fa1d3d0219cac", kill_on_drop: false }`
[INFO] [stdout] 75e9acf0c33dc7092279f66e262d18821d8014c45a3989bd200fa1d3d0219cac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f91f31c634a3f9e45b6dc28b4159fbb32d6cf1661b5b2bf0144b40eaaeb69be5
[INFO] running `Command { std: "docker" "start" "-a" "f91f31c634a3f9e45b6dc28b4159fbb32d6cf1661b5b2bf0144b40eaaeb69be5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/multimarkov-134d887c1d15b276)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test builder::tests::test_can_train_char_sequences ... ok
[INFO] [stdout] test builder::tests::test_can_train_string_sequences ... ok
[INFO] [stdout] test builder::tests::sequences_in_training_show_up_in_model ... ok
[INFO] [stdout] test builder::tests::test_that_seeded_rngs_give_the_same_output_every_time ... ok
[INFO] [stdout] test tests::test_debug_implementation ... ok
[INFO] [stdout] test tests::test_model_builder_works ... ok
[INFO] [stdout] test tests::test_model_weights_and_priors_are_correct ... ok
[INFO] [stdout] test builder::tests::can_specify_no_priors_and_build ... ok
[INFO] [stdout] test builder::tests::make_sure_it_works_with_strings_too ... ok
[INFO] [stdout] test builder::tests::can_set_priors_and_they_work ... ok
[INFO] [stdout] test builder::tests::order_cannot_be_zero_or_negative - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests multimarkov
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - MultiMarkov (line 42) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f91f31c634a3f9e45b6dc28b4159fbb32d6cf1661b5b2bf0144b40eaaeb69be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f91f31c634a3f9e45b6dc28b4159fbb32d6cf1661b5b2bf0144b40eaaeb69be5", kill_on_drop: false }`
[INFO] [stdout] f91f31c634a3f9e45b6dc28b4159fbb32d6cf1661b5b2bf0144b40eaaeb69be5