[INFO] cloning repository https://github.com/dmorigin/simpermut-rc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmorigin/simpermut-rc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmorigin%2Fsimpermut-rc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmorigin%2Fsimpermut-rc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53b1ad874083dd64bacb5451c43482f30decefd0
[INFO] testing dmorigin/simpermut-rc against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmorigin%2Fsimpermut-rc" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmorigin/simpermut-rc on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dmorigin/simpermut-rc
[INFO] finished tweaking git repo https://github.com/dmorigin/simpermut-rc
[INFO] tweaked toml for git repo https://github.com/dmorigin/simpermut-rc written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/dmorigin/simpermut-rc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0dd97e5a89ab94e1f822cb9fbd85c6b5cf3d0e880f4254c2ecf4590174eb5e7d
[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" "0dd97e5a89ab94e1f822cb9fbd85c6b5cf3d0e880f4254c2ecf4590174eb5e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dd97e5a89ab94e1f822cb9fbd85c6b5cf3d0e880f4254c2ecf4590174eb5e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dd97e5a89ab94e1f822cb9fbd85c6b5cf3d0e880f4254c2ecf4590174eb5e7d", kill_on_drop: false }`
[INFO] [stdout] 0dd97e5a89ab94e1f822cb9fbd85c6b5cf3d0e880f4254c2ecf4590174eb5e7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67c4b240a745142e31139c3a1864da31d9430106013f4c79e187938ca888fe95
[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" "67c4b240a745142e31139c3a1864da31d9430106013f4c79e187938ca888fe95", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling ryu v0.2.4
[INFO] [stderr]    Compiling serde v1.0.71
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling clicolors-control v0.2.0
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling aho-corasick v0.6.6
[INFO] [stderr]    Compiling smallvec v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling lock_api v0.1.3
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling chrono v0.4.5
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling parking_lot v0.6.3
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.71
[INFO] [stderr]    Compiling console v0.6.1
[INFO] [stderr]    Compiling indicatif v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.26
[INFO] [stderr]    Compiling sim_permut v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/simcraft/mod.rs:156:69
[INFO] [stdout]     |
[INFO] [stdout] 156 |     pub fn permutation(&mut self, iterations: (u64, u64)) -> Result<(u64), Error> {
[INFO] [stdout]     |                                                                     ^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` 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 27s
[INFO] running `Command { std: "docker" "inspect" "67c4b240a745142e31139c3a1864da31d9430106013f4c79e187938ca888fe95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67c4b240a745142e31139c3a1864da31d9430106013f4c79e187938ca888fe95", kill_on_drop: false }`
[INFO] [stdout] 67c4b240a745142e31139c3a1864da31d9430106013f4c79e187938ca888fe95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 5e4b35ab8457ff73a2948985963d49df1eba2e665188b0083ae122203d29a65a
[INFO] running `Command { std: "docker" "start" "-a" "5e4b35ab8457ff73a2948985963d49df1eba2e665188b0083ae122203d29a65a", kill_on_drop: false }`
[INFO] [stderr]    Compiling sim_permut v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/simcraft/mod.rs:156:69
[INFO] [stdout]     |
[INFO] [stdout] 156 |     pub fn permutation(&mut self, iterations: (u64, u64)) -> Result<(u64), Error> {
[INFO] [stdout]     |                                                                     ^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.85s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5e4b35ab8457ff73a2948985963d49df1eba2e665188b0083ae122203d29a65a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e4b35ab8457ff73a2948985963d49df1eba2e665188b0083ae122203d29a65a", kill_on_drop: false }`
[INFO] [stdout] 5e4b35ab8457ff73a2948985963d49df1eba2e665188b0083ae122203d29a65a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] c9bee92ec99d9ee6c954e9b998035ed0532ce268b191c952cb5b4c7578f19874
[INFO] running `Command { std: "docker" "start" "-a" "c9bee92ec99d9ee6c954e9b998035ed0532ce268b191c952cb5b4c7578f19874", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/simcraft/mod.rs:156:69
[INFO] [stderr]     |
[INFO] [stderr] 156 |     pub fn permutation(&mut self, iterations: (u64, u64)) -> Result<(u64), Error> {
[INFO] [stderr]     |                                                                     ^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sim_permut-eb32608d05eb9213)
[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" "c9bee92ec99d9ee6c954e9b998035ed0532ce268b191c952cb5b4c7578f19874", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9bee92ec99d9ee6c954e9b998035ed0532ce268b191c952cb5b4c7578f19874", kill_on_drop: false }`
[INFO] [stdout] c9bee92ec99d9ee6c954e9b998035ed0532ce268b191c952cb5b4c7578f19874