[INFO] cloning repository https://github.com/ymmtmdk/shadow_cost_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ymmtmdk/shadow_cost_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymmtmdk%2Fshadow_cost_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymmtmdk%2Fshadow_cost_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3503bcbde45271f3dd4010fb9d0d611e55c51a0a [INFO] testing ymmtmdk/shadow_cost_rust against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymmtmdk%2Fshadow_cost_rust" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ymmtmdk/shadow_cost_rust on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ymmtmdk/shadow_cost_rust [INFO] finished tweaking git repo https://github.com/ymmtmdk/shadow_cost_rust [INFO] tweaked toml for git repo https://github.com/ymmtmdk/shadow_cost_rust written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/ymmtmdk/shadow_cost_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7098968fb35b7eea90e55cadf6af3f779d0ed88100433d67fcb771dabf69571e [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" "7098968fb35b7eea90e55cadf6af3f779d0ed88100433d67fcb771dabf69571e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7098968fb35b7eea90e55cadf6af3f779d0ed88100433d67fcb771dabf69571e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7098968fb35b7eea90e55cadf6af3f779d0ed88100433d67fcb771dabf69571e", kill_on_drop: false }` [INFO] [stdout] 7098968fb35b7eea90e55cadf6af3f779d0ed88100433d67fcb771dabf69571e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2f32f5da5fdb0bcee6183ccfb945252766136b8a71ef8e634705cb0af3ff2857 [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" "2f32f5da5fdb0bcee6183ccfb945252766136b8a71ef8e634705cb0af3ff2857", kill_on_drop: false }` [INFO] [stderr] Compiling shadow_cost_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:294:17 [INFO] [stdout] | [INFO] [stdout] 294 | let mut t = self.cache.get_mut(key).unwrap(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` 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 2.89s [INFO] running `Command { std: "docker" "inspect" "2f32f5da5fdb0bcee6183ccfb945252766136b8a71ef8e634705cb0af3ff2857", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f32f5da5fdb0bcee6183ccfb945252766136b8a71ef8e634705cb0af3ff2857", kill_on_drop: false }` [INFO] [stdout] 2f32f5da5fdb0bcee6183ccfb945252766136b8a71ef8e634705cb0af3ff2857 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", 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] 26286c8f2d2ca25b3e56f05298d28d7dab19862ba2996c5fd3050c98fd59df8f [INFO] running `Command { std: "docker" "start" "-a" "26286c8f2d2ca25b3e56f05298d28d7dab19862ba2996c5fd3050c98fd59df8f", kill_on_drop: false }` [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:294:17 [INFO] [stdout] | [INFO] [stdout] 294 | let mut t = self.cache.get_mut(key).unwrap(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling shadow_cost_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:294:17 [INFO] [stdout] | [INFO] [stdout] 294 | let mut t = self.cache.get_mut(key).unwrap(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` 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 2.19s [INFO] running `Command { std: "docker" "inspect" "26286c8f2d2ca25b3e56f05298d28d7dab19862ba2996c5fd3050c98fd59df8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26286c8f2d2ca25b3e56f05298d28d7dab19862ba2996c5fd3050c98fd59df8f", kill_on_drop: false }` [INFO] [stdout] 26286c8f2d2ca25b3e56f05298d28d7dab19862ba2996c5fd3050c98fd59df8f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", 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] 811aef6d75232b60a6e9a7323e6e10eae7a521974aae73204f2083429fa41a80 [INFO] running `Command { std: "docker" "start" "-a" "811aef6d75232b60a6e9a7323e6e10eae7a521974aae73204f2083429fa41a80", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stdout] running 10 tests [INFO] [stderr] --> src/lib.rs:294:17 [INFO] [stdout] test tests::player ... ok [INFO] [stderr] | [INFO] [stdout] test tests::size ... ok [INFO] [stderr] 294 | let mut t = self.cache.get_mut(key).unwrap(); [INFO] [stdout] test tests::trial ... ok [INFO] [stderr] | ----^ [INFO] [stdout] test tests::add ... ok [INFO] [stderr] | | [INFO] [stdout] test tests::draw ... ok [INFO] [stderr] | help: remove this `mut` [INFO] [stdout] test tests::play ... ok [INFO] [stderr] | [INFO] [stdout] test tests::less_than ... ok [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] test tests::remove ... ok [INFO] [stderr] [INFO] [stdout] test tests::new ... ok [INFO] [stderr] warning: `shadow_cost_rust` (lib) generated 1 warning [INFO] [stderr] warning: `shadow_cost_rust` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/shadow_cost_rust-b347a741787a2fc2) [INFO] [stdout] test tests::cost_sim ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/shadow_cost_rust-aa270494c9830f81) [INFO] [stdout] [INFO] [stderr] Doc-tests shadow_cost_rust [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [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] [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" "811aef6d75232b60a6e9a7323e6e10eae7a521974aae73204f2083429fa41a80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "811aef6d75232b60a6e9a7323e6e10eae7a521974aae73204f2083429fa41a80", kill_on_drop: false }` [INFO] [stdout] 811aef6d75232b60a6e9a7323e6e10eae7a521974aae73204f2083429fa41a80