[INFO] cloning repository https://github.com/mohanson/b_cycles [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mohanson/b_cycles" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohanson%2Fb_cycles", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohanson%2Fb_cycles'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cad69e9e0f873e6822618ae62317af5af9a54593 [INFO] testing mohanson/b_cycles against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohanson%2Fb_cycles" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mohanson/b_cycles on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mohanson/b_cycles [INFO] finished tweaking git repo https://github.com/mohanson/b_cycles [INFO] tweaked toml for git repo https://github.com/mohanson/b_cycles written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/mohanson/b_cycles already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] af90366ca3e332590d7369f4fdadaddf2c5b5981855fe27fb18314781bf9a8fb [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" "af90366ca3e332590d7369f4fdadaddf2c5b5981855fe27fb18314781bf9a8fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "af90366ca3e332590d7369f4fdadaddf2c5b5981855fe27fb18314781bf9a8fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af90366ca3e332590d7369f4fdadaddf2c5b5981855fe27fb18314781bf9a8fb", kill_on_drop: false }` [INFO] [stdout] af90366ca3e332590d7369f4fdadaddf2c5b5981855fe27fb18314781bf9a8fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--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] 4b9baec9564c3c645519cc24ebdd94454c5f779c58d04d0b9c78b63d65cfdd08 [INFO] running `Command { std: "docker" "start" "-a" "4b9baec9564c3c645519cc24ebdd94454c5f779c58d04d0b9c78b63d65cfdd08", kill_on_drop: false }` [INFO] [stderr] Compiling b_cycles v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:547:9 [INFO] [stdout] | [INFO] [stdout] 547 | for i in args.iter() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `j` [INFO] [stdout] --> src/main.rs:548:13 [INFO] [stdout] | [INFO] [stdout] 548 | for j in args.iter() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:546:9 [INFO] [stdout] | [INFO] [stdout] 546 | let mut s = 0; [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: constant is never used: `eight` [INFO] [stdout] --> src/main.rs:413:1 [INFO] [stdout] | [INFO] [stdout] 413 | const eight: u64 = 8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `eight` should have an upper case name [INFO] [stdout] --> src/main.rs:413:7 [INFO] [stdout] | [INFO] [stdout] 413 | const eight: u64 = 8; [INFO] [stdout] | ^^^^^ help: convert the identifier to upper case: `EIGHT` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `args` should have an upper case name [INFO] [stdout] --> src/main.rs:414:7 [INFO] [stdout] | [INFO] [stdout] 414 | const args: [u64; 128] = [ [INFO] [stdout] | ^^^^ help: convert the identifier to upper case: `ARGS` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.79s [INFO] running `Command { std: "docker" "inspect" "4b9baec9564c3c645519cc24ebdd94454c5f779c58d04d0b9c78b63d65cfdd08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b9baec9564c3c645519cc24ebdd94454c5f779c58d04d0b9c78b63d65cfdd08", kill_on_drop: false }` [INFO] [stdout] 4b9baec9564c3c645519cc24ebdd94454c5f779c58d04d0b9c78b63d65cfdd08 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 2bac73ce2cdaf42487454449912ee5a315756511f5a392aa1513ff98406d71b9 [INFO] running `Command { std: "docker" "start" "-a" "2bac73ce2cdaf42487454449912ee5a315756511f5a392aa1513ff98406d71b9", kill_on_drop: false }` [INFO] [stderr] Compiling b_cycles v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:547:9 [INFO] [stdout] | [INFO] [stdout] 547 | for i in args.iter() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `j` [INFO] [stdout] --> src/main.rs:548:13 [INFO] [stdout] | [INFO] [stdout] 548 | for j in args.iter() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:546:9 [INFO] [stdout] | [INFO] [stdout] 546 | let mut s = 0; [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: constant is never used: `eight` [INFO] [stdout] --> src/main.rs:413:1 [INFO] [stdout] | [INFO] [stdout] 413 | const eight: u64 = 8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `eight` should have an upper case name [INFO] [stdout] --> src/main.rs:413:7 [INFO] [stdout] | [INFO] [stdout] 413 | const eight: u64 = 8; [INFO] [stdout] | ^^^^^ help: convert the identifier to upper case: `EIGHT` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `args` should have an upper case name [INFO] [stdout] --> src/main.rs:414:7 [INFO] [stdout] | [INFO] [stdout] 414 | const args: [u64; 128] = [ [INFO] [stdout] | ^^^^ help: convert the identifier to upper case: `ARGS` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.05s [INFO] running `Command { std: "docker" "inspect" "2bac73ce2cdaf42487454449912ee5a315756511f5a392aa1513ff98406d71b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bac73ce2cdaf42487454449912ee5a315756511f5a392aa1513ff98406d71b9", kill_on_drop: false }` [INFO] [stdout] 2bac73ce2cdaf42487454449912ee5a315756511f5a392aa1513ff98406d71b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 53f4229073f1292c94ef23cacf6045d0b5d939e236ae8ba9b1894772b098e5d6 [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" "53f4229073f1292c94ef23cacf6045d0b5d939e236ae8ba9b1894772b098e5d6", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused variable: `i` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:547:9 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 547 | for i in args.iter() { [INFO] [stdout] [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/main.rs:548:13 [INFO] [stderr] | [INFO] [stderr] 548 | for j in args.iter() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:546:9 [INFO] [stderr] | [INFO] [stderr] 546 | let mut s = 0; [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: constant is never used: `eight` [INFO] [stderr] --> src/main.rs:413:1 [INFO] [stderr] | [INFO] [stderr] 413 | const eight: u64 = 8; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant `eight` should have an upper case name [INFO] [stderr] --> src/main.rs:413:7 [INFO] [stderr] | [INFO] [stderr] 413 | const eight: u64 = 8; [INFO] [stderr] | ^^^^^ help: convert the identifier to upper case: `EIGHT` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant `args` should have an upper case name [INFO] [stderr] --> src/main.rs:414:7 [INFO] [stderr] | [INFO] [stderr] 414 | const args: [u64; 128] = [ [INFO] [stderr] | ^^^^ help: convert the identifier to upper case: `ARGS` [INFO] [stderr] [INFO] [stderr] warning: `b_cycles` (bin "b_cycles" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/b_cycles-1c955c052e45fe67) [INFO] running `Command { std: "docker" "inspect" "53f4229073f1292c94ef23cacf6045d0b5d939e236ae8ba9b1894772b098e5d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53f4229073f1292c94ef23cacf6045d0b5d939e236ae8ba9b1894772b098e5d6", kill_on_drop: false }` [INFO] [stdout] 53f4229073f1292c94ef23cacf6045d0b5d939e236ae8ba9b1894772b098e5d6