[INFO] cloning repository https://github.com/Geal/pgo-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Geal/pgo-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGeal%2Fpgo-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGeal%2Fpgo-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4ad565469fcf9260ab581e631224796d5778994
[INFO] testing Geal/pgo-rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGeal%2Fpgo-rust" "/workspace/builds/worker-68/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Geal/pgo-rust on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Geal/pgo-rust
[INFO] finished tweaking git repo https://github.com/Geal/pgo-rust
[INFO] tweaked toml for git repo https://github.com/Geal/pgo-rust written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate git repo https://github.com/Geal/pgo-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b560b0265770237e3945b0f627f1b6f5e0ea73f56e19b34649ae62fa20096288
[INFO] running `Command { std: "docker" "start" "-a" "b560b0265770237e3945b0f627f1b6f5e0ea73f56e19b34649ae62fa20096288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b560b0265770237e3945b0f627f1b6f5e0ea73f56e19b34649ae62fa20096288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b560b0265770237e3945b0f627f1b6f5e0ea73f56e19b34649ae62fa20096288", kill_on_drop: false }`
[INFO] [stdout] b560b0265770237e3945b0f627f1b6f5e0ea73f56e19b34649ae62fa20096288
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff65a707a38a1a4b28d1b701a517279d1d6d698d6d02de49f6abd0c7cea8f3d3
[INFO] running `Command { std: "docker" "start" "-a" "ff65a707a38a1a4b28d1b701a517279d1d6d698d6d02de49f6abd0c7cea8f3d3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pgo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/main.rs:189:14
[INFO] [stdout]     |
[INFO] [stdout] 189 |     for _ in (0..n) {
[INFO] [stdout]     |              ^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:150:12
[INFO] [stdout]     |
[INFO] [stdout] 150 | fn advance(mut bodies: &mut [Planet; N_BODIES], dt: f64,
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "ff65a707a38a1a4b28d1b701a517279d1d6d698d6d02de49f6abd0c7cea8f3d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff65a707a38a1a4b28d1b701a517279d1d6d698d6d02de49f6abd0c7cea8f3d3", kill_on_drop: false }`
[INFO] [stdout] ff65a707a38a1a4b28d1b701a517279d1d6d698d6d02de49f6abd0c7cea8f3d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c6c758cfffa668b70d785d9e25b42c2d713e095b892e470b7a47ac8a49853db
[INFO] running `Command { std: "docker" "start" "-a" "9c6c758cfffa668b70d785d9e25b42c2d713e095b892e470b7a47ac8a49853db", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pgo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/main.rs:189:14
[INFO] [stdout]     |
[INFO] [stdout] 189 |     for _ in (0..n) {
[INFO] [stdout]     |              ^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:150:12
[INFO] [stdout]     |
[INFO] [stdout] 150 | fn advance(mut bodies: &mut [Planet; N_BODIES], dt: f64,
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.98s
[INFO] running `Command { std: "docker" "inspect" "9c6c758cfffa668b70d785d9e25b42c2d713e095b892e470b7a47ac8a49853db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c6c758cfffa668b70d785d9e25b42c2d713e095b892e470b7a47ac8a49853db", kill_on_drop: false }`
[INFO] [stdout] 9c6c758cfffa668b70d785d9e25b42c2d713e095b892e470b7a47ac8a49853db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 148ec8fb00d8ddcdc6d24585a9b7032250fa1df3719ed32028708e94d8cc6bc8
[INFO] running `Command { std: "docker" "start" "-a" "148ec8fb00d8ddcdc6d24585a9b7032250fa1df3719ed32028708e94d8cc6bc8", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/main.rs:189:14
[INFO] [stderr]     |
[INFO] [stderr] 189 |     for _ in (0..n) {
[INFO] [stderr]     |              ^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:150:12
[INFO] [stderr]     |
[INFO] [stderr] 150 | fn advance(mut bodies: &mut [Planet; N_BODIES], dt: f64,
[INFO] [stderr]     |            ----^^^^^^
[INFO] [stderr]     |            |
[INFO] [stderr]     |            help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `pgo` (bin "pgo" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pgo-754aa18f82e60c99)
[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" "148ec8fb00d8ddcdc6d24585a9b7032250fa1df3719ed32028708e94d8cc6bc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "148ec8fb00d8ddcdc6d24585a9b7032250fa1df3719ed32028708e94d8cc6bc8", kill_on_drop: false }`
[INFO] [stdout] 148ec8fb00d8ddcdc6d24585a9b7032250fa1df3719ed32028708e94d8cc6bc8