[INFO] cloning repository https://github.com/jclmnop/dining-philosophers-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jclmnop/dining-philosophers-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjclmnop%2Fdining-philosophers-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjclmnop%2Fdining-philosophers-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 15190c0bb159002116aff700c3438542213fbd8f [INFO] testing jclmnop/dining-philosophers-rust against try#ed7f3d77595b4831fdf085f2529aa13b5b51ff7d for pr-134530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjclmnop%2Fdining-philosophers-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jclmnop/dining-philosophers-rust on toolchain ed7f3d77595b4831fdf085f2529aa13b5b51ff7d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jclmnop/dining-philosophers-rust [INFO] finished tweaking git repo https://github.com/jclmnop/dining-philosophers-rust [INFO] tweaked toml for git repo https://github.com/jclmnop/dining-philosophers-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jclmnop/dining-philosophers-rust 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" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c6a2d0315cd2d25ec20712b4a3adc09d3a77c9be437906c5b74e965610ff85bf [INFO] running `Command { std: "docker" "start" "-a" "c6a2d0315cd2d25ec20712b4a3adc09d3a77c9be437906c5b74e965610ff85bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c6a2d0315cd2d25ec20712b4a3adc09d3a77c9be437906c5b74e965610ff85bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6a2d0315cd2d25ec20712b4a3adc09d3a77c9be437906c5b74e965610ff85bf", kill_on_drop: false }` [INFO] [stdout] c6a2d0315cd2d25ec20712b4a3adc09d3a77c9be437906c5b74e965610ff85bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3dd08590992848083da0b82c40178a03c2536b1976b271db5e734d0d1ca3da2 [INFO] running `Command { std: "docker" "start" "-a" "a3dd08590992848083da0b82c40178a03c2536b1976b271db5e734d0d1ca3da2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling getrandom v0.2.8 [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 dining_philosophers v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/sequential.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tx` [INFO] [stdout] --> src/semaphores.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn main(tx: Sender, killswitch: Arc, random: bool) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_tx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `killswitch` [INFO] [stdout] --> src/semaphores.rs:9:35 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn main(tx: Sender, killswitch: Arc, random: bool) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_killswitch` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `random` [INFO] [stdout] --> src/semaphores.rs:9:64 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn main(tx: Sender, killswitch: Arc, random: bool) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_random` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.04s [INFO] running `Command { std: "docker" "inspect" "a3dd08590992848083da0b82c40178a03c2536b1976b271db5e734d0d1ca3da2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3dd08590992848083da0b82c40178a03c2536b1976b271db5e734d0d1ca3da2", kill_on_drop: false }` [INFO] [stdout] a3dd08590992848083da0b82c40178a03c2536b1976b271db5e734d0d1ca3da2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 77dd58bc8360b572de506285b9420b82ef619fda7427082312433063d6dcea49 [INFO] running `Command { std: "docker" "start" "-a" "77dd58bc8360b572de506285b9420b82ef619fda7427082312433063d6dcea49", kill_on_drop: false }` [INFO] [stderr] Compiling dining_philosophers v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/sequential.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tx` [INFO] [stdout] --> src/semaphores.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn main(tx: Sender, killswitch: Arc, random: bool) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_tx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `killswitch` [INFO] [stdout] --> src/semaphores.rs:9:35 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn main(tx: Sender, killswitch: Arc, random: bool) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_killswitch` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `random` [INFO] [stdout] --> src/semaphores.rs:9:64 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn main(tx: Sender, killswitch: Arc, random: bool) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_random` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s [INFO] running `Command { std: "docker" "inspect" "77dd58bc8360b572de506285b9420b82ef619fda7427082312433063d6dcea49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77dd58bc8360b572de506285b9420b82ef619fda7427082312433063d6dcea49", kill_on_drop: false }` [INFO] [stdout] 77dd58bc8360b572de506285b9420b82ef619fda7427082312433063d6dcea49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e88145f168517c70c5e3d3fa8cf3e9cdba3e4141289b1aa34a0e4fd0e4b65d10 [INFO] running `Command { std: "docker" "start" "-a" "e88145f168517c70c5e3d3fa8cf3e9cdba3e4141289b1aa34a0e4fd0e4b65d10", kill_on_drop: false }` [INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/9c66fab0b0972d6d7457f2dde80b3fb91fd81ccf190917f31eb640f481fca741/merged: no space left on device [INFO] running `Command { std: "docker" "inspect" "e88145f168517c70c5e3d3fa8cf3e9cdba3e4141289b1aa34a0e4fd0e4b65d10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e88145f168517c70c5e3d3fa8cf3e9cdba3e4141289b1aa34a0e4fd0e4b65d10", kill_on_drop: false }` [INFO] [stdout] e88145f168517c70c5e3d3fa8cf3e9cdba3e4141289b1aa34a0e4fd0e4b65d10