[INFO] fetching crate fritz_guess 0.1.0...
[INFO] testing fritz_guess-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate fritz_guess 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate fritz_guess 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fritz_guess 0.1.0
[INFO] finished tweaking crates.io crate fritz_guess 0.1.0
[INFO] tweaked toml for crates.io crate fritz_guess 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate fritz_guess 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parameterized v0.1.1
[INFO] [stderr]   Downloaded parameterized-macro v0.1.1
[INFO] [stderr]   Downloaded thiserror-impl v1.0.11
[INFO] [stderr]   Downloaded thiserror v1.0.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 979744264c12fd6136e46ee27591e30f0f35a70bb08a23cc144d1b529b5a3a53
[INFO] running `Command { std: "docker" "start" "-a" "979744264c12fd6136e46ee27591e30f0f35a70bb08a23cc144d1b529b5a3a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "979744264c12fd6136e46ee27591e30f0f35a70bb08a23cc144d1b529b5a3a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "979744264c12fd6136e46ee27591e30f0f35a70bb08a23cc144d1b529b5a3a53", kill_on_drop: false }`
[INFO] [stdout] 979744264c12fd6136e46ee27591e30f0f35a70bb08a23cc144d1b529b5a3a53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f37642eda8d3961b679f2f12d302f34e2f83f2965a30dee57f16566ed525c293
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f37642eda8d3961b679f2f12d302f34e2f83f2965a30dee57f16566ed525c293", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.11
[INFO] [stderr]    Compiling thiserror v1.0.11
[INFO] [stderr]    Compiling fritz_guess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.87s
[INFO] running `Command { std: "docker" "inspect" "f37642eda8d3961b679f2f12d302f34e2f83f2965a30dee57f16566ed525c293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f37642eda8d3961b679f2f12d302f34e2f83f2965a30dee57f16566ed525c293", kill_on_drop: false }`
[INFO] [stdout] f37642eda8d3961b679f2f12d302f34e2f83f2965a30dee57f16566ed525c293
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4ffb399664fb5975674ea745c84df8bcafd7cafe6a3ff3573010931255f36b2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f4ffb399664fb5975674ea745c84df8bcafd7cafe6a3ff3573010931255f36b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling parameterized-macro v0.1.1
[INFO] [stderr]    Compiling parameterized v0.1.1
[INFO] [stderr]    Compiling fritz_guess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.79s
[INFO] running `Command { std: "docker" "inspect" "f4ffb399664fb5975674ea745c84df8bcafd7cafe6a3ff3573010931255f36b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4ffb399664fb5975674ea745c84df8bcafd7cafe6a3ff3573010931255f36b2", kill_on_drop: false }`
[INFO] [stdout] f4ffb399664fb5975674ea745c84df8bcafd7cafe6a3ff3573010931255f36b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 844e59ac0faeca8a632ed48f9f6f42ae5d82576898adf69cc80c1cfe17922b74
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "844e59ac0faeca8a632ed48f9f6f42ae5d82576898adf69cc80c1cfe17922b74", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fritz_guess-5df56b736b71b041
[INFO] [stdout] test tests::equal_counts_have_char_ordering::case_2 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fritz_guess-6037026dd02f6d91
[INFO] [stdout] test tests::equal_counts_have_char_ordering::case_3 ... ok
[INFO] [stdout] test tests::positive_well_formed_guesses::case_0 ... ok
[INFO] [stdout] test tests::positive_well_formed_guesses::case_1 ... ok
[INFO] [stdout] test tests::positive_well_formed_guesses::case_3 ... ok
[INFO] [stdout] test tests::positive_well_formed_guesses::case_4 ... ok
[INFO] [stdout] test tests::equal_counts_have_char_ordering::case_1 ... ok
[INFO] [stdout] test tests::equal_counts_have_char_ordering::case_0 ... ok
[INFO] [stdout] test tests::__mark_with_test_intent ... ok
[INFO] [stdout] test tests::positive_well_formed_guesses::case_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fritz_guess
[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] [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" "844e59ac0faeca8a632ed48f9f6f42ae5d82576898adf69cc80c1cfe17922b74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "844e59ac0faeca8a632ed48f9f6f42ae5d82576898adf69cc80c1cfe17922b74", kill_on_drop: false }`
[INFO] [stdout] 844e59ac0faeca8a632ed48f9f6f42ae5d82576898adf69cc80c1cfe17922b74