[INFO] cloning repository https://github.com/jtremback/model_brute [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jtremback/model_brute" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtremback%2Fmodel_brute", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtremback%2Fmodel_brute'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f317f1762d7729fc532c21e8938b62561e556ddf [INFO] testing jtremback/model_brute against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtremback%2Fmodel_brute" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jtremback/model_brute on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jtremback/model_brute [INFO] finished tweaking git repo https://github.com/jtremback/model_brute [INFO] tweaked toml for git repo https://github.com/jtremback/model_brute written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/jtremback/model_brute already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f588a184dd13e180e955dc4c1c24cdf3705d9efd131c4a3fb4aeed8406a0399f [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" "f588a184dd13e180e955dc4c1c24cdf3705d9efd131c4a3fb4aeed8406a0399f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f588a184dd13e180e955dc4c1c24cdf3705d9efd131c4a3fb4aeed8406a0399f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f588a184dd13e180e955dc4c1c24cdf3705d9efd131c4a3fb4aeed8406a0399f", kill_on_drop: false }` [INFO] [stdout] f588a184dd13e180e955dc4c1c24cdf3705d9efd131c4a3fb4aeed8406a0399f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f629d8c8d295cc2908151ea78ad09eb2d3de22bcc479c000ae10dcfe66bcc442 [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" "f629d8c8d295cc2908151ea78ad09eb2d3de22bcc479c000ae10dcfe66bcc442", kill_on_drop: false }` [INFO] [stderr] Compiling model_brute v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/main.rs:53:34 [INFO] [stdout] | [INFO] [stdout] 53 | .branch(vec![|mut state, mut next| { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/main.rs:62:25 [INFO] [stdout] | [INFO] [stdout] 62 | |mut state, mut next| { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/main.rs:67:25 [INFO] [stdout] | [INFO] [stdout] 67 | |mut state, mut next| { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `i` is assigned to, but never used [INFO] [stdout] --> src/main.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let mut i = 0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_i` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:53:30 [INFO] [stdout] | [INFO] [stdout] 53 | .branch(vec![|mut state, mut next| { [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:62:21 [INFO] [stdout] | [INFO] [stdout] 62 | |mut state, mut next| { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:67:21 [INFO] [stdout] | [INFO] [stdout] 67 | |mut state, mut next| { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.48s [INFO] running `Command { std: "docker" "inspect" "f629d8c8d295cc2908151ea78ad09eb2d3de22bcc479c000ae10dcfe66bcc442", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f629d8c8d295cc2908151ea78ad09eb2d3de22bcc479c000ae10dcfe66bcc442", kill_on_drop: false }` [INFO] [stdout] f629d8c8d295cc2908151ea78ad09eb2d3de22bcc479c000ae10dcfe66bcc442 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 93ecba7afc5a5f58e61f283acc0eb3a4130111b8d92988aafd1ecfa1ff5f623d [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" "93ecba7afc5a5f58e61f283acc0eb3a4130111b8d92988aafd1ecfa1ff5f623d", kill_on_drop: false }` [INFO] [stderr] Compiling model_brute v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/main.rs:53:34 [INFO] [stdout] | [INFO] [stdout] 53 | .branch(vec![|mut state, mut next| { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/main.rs:62:25 [INFO] [stdout] | [INFO] [stdout] 62 | |mut state, mut next| { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/main.rs:67:25 [INFO] [stdout] | [INFO] [stdout] 67 | |mut state, mut next| { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `i` is assigned to, but never used [INFO] [stdout] --> src/main.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let mut i = 0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_i` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:53:30 [INFO] [stdout] | [INFO] [stdout] 53 | .branch(vec![|mut state, mut next| { [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:62:21 [INFO] [stdout] | [INFO] [stdout] 62 | |mut state, mut next| { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:67:21 [INFO] [stdout] | [INFO] [stdout] 67 | |mut state, mut next| { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `Command { std: "docker" "inspect" "93ecba7afc5a5f58e61f283acc0eb3a4130111b8d92988aafd1ecfa1ff5f623d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93ecba7afc5a5f58e61f283acc0eb3a4130111b8d92988aafd1ecfa1ff5f623d", kill_on_drop: false }` [INFO] [stdout] 93ecba7afc5a5f58e61f283acc0eb3a4130111b8d92988aafd1ecfa1ff5f623d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 6e0bdf10dc61a9b361bf2348f0309bd568414084b4fe72ea895a05772aab9d62 [INFO] running `Command { std: "docker" "start" "-a" "6e0bdf10dc61a9b361bf2348f0309bd568414084b4fe72ea895a05772aab9d62", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `next` [INFO] [stderr] --> src/main.rs:53:34 [INFO] [stderr] | [INFO] [stderr] 53 | .branch(vec![|mut state, mut next| { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `next` [INFO] [stderr] --> src/main.rs:62:25 [INFO] [stderr] | [INFO] [stderr] 62 | |mut state, mut next| { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `next` [INFO] [stderr] --> src/main.rs:67:25 [INFO] [stderr] | [INFO] [stderr] 67 | |mut state, mut next| { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stderr] [INFO] [stderr] warning: variable `i` is assigned to, but never used [INFO] [stderr] --> src/main.rs:86:13 [INFO] [stderr] | [INFO] [stderr] 86 | let mut i = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_i` instead [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:53:30 [INFO] [stderr] | [INFO] [stderr] 53 | .branch(vec![|mut state, mut next| { [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: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:62:21 [INFO] [stderr] | [INFO] [stderr] 62 | |mut state, mut next| { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:67:21 [INFO] [stderr] | [INFO] [stderr] 67 | |mut state, mut next| { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `model_brute` (bin "model_brute" test) generated 7 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/model_brute-8582648506153d5a) [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" "6e0bdf10dc61a9b361bf2348f0309bd568414084b4fe72ea895a05772aab9d62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e0bdf10dc61a9b361bf2348f0309bd568414084b4fe72ea895a05772aab9d62", kill_on_drop: false }` [INFO] [stdout] 6e0bdf10dc61a9b361bf2348f0309bd568414084b4fe72ea895a05772aab9d62