[INFO] cloning repository https://github.com/rustkas/rust-101-impl [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rustkas/rust-101-impl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustkas%2Frust-101-impl", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustkas%2Frust-101-impl'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 613d00f4626de92ead3dc7534fc6f94a73e95cfb [INFO] testing rustkas/rust-101-impl against 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustkas%2Frust-101-impl" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rustkas/rust-101-impl on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rustkas/rust-101-impl [INFO] finished tweaking git repo https://github.com/rustkas/rust-101-impl [INFO] tweaked toml for git repo https://github.com/rustkas/rust-101-impl written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/rustkas/rust-101-impl already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4ae7e9b4fdc74ac604b4f688b3d270866fe0d1eeceed7a8351216a93c78db67d [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" "4ae7e9b4fdc74ac604b4f688b3d270866fe0d1eeceed7a8351216a93c78db67d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4ae7e9b4fdc74ac604b4f688b3d270866fe0d1eeceed7a8351216a93c78db67d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ae7e9b4fdc74ac604b4f688b3d270866fe0d1eeceed7a8351216a93c78db67d", kill_on_drop: false }` [INFO] [stdout] 4ae7e9b4fdc74ac604b4f688b3d270866fe0d1eeceed7a8351216a93c78db67d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de0563938c3f920963a58800bfa528742ff54918e07a944c742313b10dee1e4b [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" "de0563938c3f920963a58800bfa528742ff54918e07a944c742313b10dee1e4b", kill_on_drop: false }` [INFO] [stderr] Compiling rust-101 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `el` [INFO] [stdout] --> src/part0.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | for el in vec { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_el` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/part0.rs:35:20 [INFO] [stdout] | [INFO] [stdout] 35 | Number(n) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/part0.rs:70:28 [INFO] [stdout] | [INFO] [stdout] 70 | fn print_number_or_nothing(n: NumberOrNothing) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/part0.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let mut min = Nothing; [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: variant is never constructed: `Number` [INFO] [stdout] --> src/part0.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | Number(i32), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `min_i32` [INFO] [stdout] --> src/part0.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn min_i32(a: i32, b: i32) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.71s [INFO] running `Command { std: "docker" "inspect" "de0563938c3f920963a58800bfa528742ff54918e07a944c742313b10dee1e4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de0563938c3f920963a58800bfa528742ff54918e07a944c742313b10dee1e4b", kill_on_drop: false }` [INFO] [stdout] de0563938c3f920963a58800bfa528742ff54918e07a944c742313b10dee1e4b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 344805c0632c684daaeee79b4043120b9f9f6f414dda7c13598824e5b7e5e750 [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" "344805c0632c684daaeee79b4043120b9f9f6f414dda7c13598824e5b7e5e750", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust-101 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `el` [INFO] [stdout] --> src/part0.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | for el in vec { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_el` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/part0.rs:35:20 [INFO] [stdout] | [INFO] [stdout] 35 | Number(n) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/part0.rs:70:28 [INFO] [stdout] | [INFO] [stdout] 70 | fn print_number_or_nothing(n: NumberOrNothing) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/part0.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let mut min = Nothing; [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: variant is never constructed: `Number` [INFO] [stdout] --> src/part0.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | Number(i32), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `min_i32` [INFO] [stdout] --> src/part0.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn min_i32(a: i32, b: i32) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.37s [INFO] running `Command { std: "docker" "inspect" "344805c0632c684daaeee79b4043120b9f9f6f414dda7c13598824e5b7e5e750", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "344805c0632c684daaeee79b4043120b9f9f6f414dda7c13598824e5b7e5e750", kill_on_drop: false }` [INFO] [stdout] 344805c0632c684daaeee79b4043120b9f9f6f414dda7c13598824e5b7e5e750 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a710f56b7fa54859ff7f95cdfc5c30524938d11b3d7f7ee83e4dca905bd51d20 [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" "a710f56b7fa54859ff7f95cdfc5c30524938d11b3d7f7ee83e4dca905bd51d20", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `el` [INFO] [stderr] --> src/part0.rs:24:9 [INFO] [stderr] | [INFO] [stderr] 24 | for el in vec { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_el` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/part0.rs:35:20 [INFO] [stderr] | [INFO] [stderr] 35 | Number(n) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/part0.rs:70:28 [INFO] [stderr] | [INFO] [stderr] 70 | fn print_number_or_nothing(n: NumberOrNothing) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/part0.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | let mut min = Nothing; [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: variant is never constructed: `Number` [INFO] [stderr] --> src/part0.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | Number(i32), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `min_i32` [INFO] [stderr] --> src/part0.rs:45:4 [INFO] [stderr] | [INFO] [stderr] 45 | fn min_i32(a: i32, b: i32) -> i32 { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/part0-7f4d454eb2a7f5cc [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 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/part01-0d5d94e129987737 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/part02-07ac0007c7dfc40d [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a710f56b7fa54859ff7f95cdfc5c30524938d11b3d7f7ee83e4dca905bd51d20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a710f56b7fa54859ff7f95cdfc5c30524938d11b3d7f7ee83e4dca905bd51d20", kill_on_drop: false }` [INFO] [stdout] a710f56b7fa54859ff7f95cdfc5c30524938d11b3d7f7ee83e4dca905bd51d20