[INFO] cloning repository https://github.com/hypen-emdash/Turing-Machine-Simulator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hypen-emdash/Turing-Machine-Simulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhypen-emdash%2FTuring-Machine-Simulator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhypen-emdash%2FTuring-Machine-Simulator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 93b9d13be9ec992c4280c10f48a3c7adfe2f646f [INFO] testing hypen-emdash/Turing-Machine-Simulator against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhypen-emdash%2FTuring-Machine-Simulator" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hypen-emdash/Turing-Machine-Simulator on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hypen-emdash/Turing-Machine-Simulator [INFO] finished tweaking git repo https://github.com/hypen-emdash/Turing-Machine-Simulator [INFO] tweaked toml for git repo https://github.com/hypen-emdash/Turing-Machine-Simulator written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/hypen-emdash/Turing-Machine-Simulator already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded smol_str v0.1.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 47a197ba511ecddd0bba4ee4c9b56af6995cf3546089dd99b2b241401790f06e [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" "47a197ba511ecddd0bba4ee4c9b56af6995cf3546089dd99b2b241401790f06e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "47a197ba511ecddd0bba4ee4c9b56af6995cf3546089dd99b2b241401790f06e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47a197ba511ecddd0bba4ee4c9b56af6995cf3546089dd99b2b241401790f06e", kill_on_drop: false }` [INFO] [stdout] 47a197ba511ecddd0bba4ee4c9b56af6995cf3546089dd99b2b241401790f06e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6bde1af6c35de5c957de619104325769bb0bf4cf6b2e0d807f7b4f38c33e8b52 [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" "6bde1af6c35de5c957de619104325769bb0bf4cf6b2e0d807f7b4f38c33e8b52", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling smol_str v0.1.15 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling structopt-derive v0.4.7 [INFO] [stderr] Compiling structopt v0.3.14 [INFO] [stderr] Compiling ron v0.5.1 [INFO] [stderr] Compiling turing-machine v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: warn(rust_2018_idioms) is ignored unless specified at crate level [INFO] [stdout] --> src/main.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | #[warn(rust_2018_idioms)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 00s [INFO] running `Command { std: "docker" "inspect" "6bde1af6c35de5c957de619104325769bb0bf4cf6b2e0d807f7b4f38c33e8b52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bde1af6c35de5c957de619104325769bb0bf4cf6b2e0d807f7b4f38c33e8b52", kill_on_drop: false }` [INFO] [stdout] 6bde1af6c35de5c957de619104325769bb0bf4cf6b2e0d807f7b4f38c33e8b52 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 71baf55c46252339e180cf4e2a8dbd58ea526c103ab840d95b2c82ae9a746014 [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" "71baf55c46252339e180cf4e2a8dbd58ea526c103ab840d95b2c82ae9a746014", kill_on_drop: false }` [INFO] [stderr] Compiling turing-machine v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: warn(rust_2018_idioms) is ignored unless specified at crate level [INFO] [stdout] --> src/main.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | #[warn(rust_2018_idioms)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.28s [INFO] running `Command { std: "docker" "inspect" "71baf55c46252339e180cf4e2a8dbd58ea526c103ab840d95b2c82ae9a746014", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71baf55c46252339e180cf4e2a8dbd58ea526c103ab840d95b2c82ae9a746014", kill_on_drop: false }` [INFO] [stdout] 71baf55c46252339e180cf4e2a8dbd58ea526c103ab840d95b2c82ae9a746014 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] add8902a3697237c275dc674b519219601684219ba1a8c56981617158d971af3 [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" "add8902a3697237c275dc674b519219601684219ba1a8c56981617158d971af3", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: warn(rust_2018_idioms) is ignored unless specified at crate level [INFO] [stdout] running 24 tests [INFO] [stderr] --> src/main.rs:1:8 [INFO] [stdout] test program::tests::empty ... ok [INFO] [stderr] | [INFO] [stdout] test program::tests::nonempty ... ok [INFO] [stderr] 1 | #[warn(rust_2018_idioms)] [INFO] [stdout] test program_ron::tests::degenerate_program ... ok [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] test turing_machine::tests::construct ... ok [INFO] [stderr] | [INFO] [stdout] test turing_machine::tests::even_zeros::reject_nontrivial ... ok [INFO] [stderr] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] test program_ron::tests::valid_program ... ok [INFO] [stderr] [INFO] [stdout] test turing_machine::tests::ones_twos_threes::reject_no_enough_ones ... ok [INFO] [stderr] warning: `turing-machine` (bin "turing-machine" test) generated 1 warning [INFO] [stdout] test turing_machine::tests::ones_twos_threes::reject_no_ones ... ok [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stdout] test turing_machine::tests::even_zeros::accept_empty ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/turing_machine-c935d262c72a0f25) [INFO] [stdout] test turing_machine::tests::ones_twos_threes::reject_no_enough_twos ... ok [INFO] [stdout] test turing_machine::tests::ones_twos_threes::reject_no_enough_threes ... ok [INFO] [stdout] test turing_machine::tests::ones_twos_threes::accept_empty ... ok [INFO] [stdout] test turing_machine::tests::ones_twos_threes::accept_small ... ok [INFO] [stdout] test tape::tests::it_works ... ok [INFO] [stdout] test turing_machine::tests::even_zeros::accept_nontrivial ... ok [INFO] [stdout] test turing_machine::tests::ones_twos_threes::reject_too_many_threes ... ok [INFO] [stdout] test turing_machine::tests::ones_twos_threes::reject_no_threes ... ok [INFO] [stdout] test turing_machine::tests::ones_twos_threes::reject_too_many_twos ... ok [INFO] [stdout] test turing_machine::tests::ones_twos_threes::reject_no_twos ... ok [INFO] [stdout] test turing_machine::tests::ones_twos_threes::reject_too_many_ones ... ok [INFO] [stdout] test turing_machine::tests::ones_twos_threes::accept_large ... ok [INFO] [stdout] test program_ron::tests::empty_string - should panic ... ok [INFO] [stdout] test program_ron::tests::no_initial - should panic ... ok [INFO] [stdout] test program_ron::tests::empty_program - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "add8902a3697237c275dc674b519219601684219ba1a8c56981617158d971af3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "add8902a3697237c275dc674b519219601684219ba1a8c56981617158d971af3", kill_on_drop: false }` [INFO] [stdout] add8902a3697237c275dc674b519219601684219ba1a8c56981617158d971af3