[INFO] updating cached repository https://github.com/rustkas/rust-101-impl [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 613d00f4626de92ead3dc7534fc6f94a73e95cfb [INFO] testing rustkas/rust-101-impl against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustkas%2Frust-101-impl" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rustkas/rust-101-impl on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [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-5/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 `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ce869d9593efaef870557416fbd11cc190ded2f2d1a5872990f2ad7e46debc58 [INFO] running `"docker" "start" "-a" "ce869d9593efaef870557416fbd11cc190ded2f2d1a5872990f2ad7e46debc58"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling rust-101 v0.1.0 (/opt/rustwide/workdir) [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 dev [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `"docker" "inspect" "ce869d9593efaef870557416fbd11cc190ded2f2d1a5872990f2ad7e46debc58"` [INFO] running `"docker" "rm" "-f" "ce869d9593efaef870557416fbd11cc190ded2f2d1a5872990f2ad7e46debc58"` [INFO] [stdout] ce869d9593efaef870557416fbd11cc190ded2f2d1a5872990f2ad7e46debc58 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6bb32a2819b7b1ee20acd9f0b14d9d7339bb9660ab0ceec3eeee73c017639b0c [INFO] running `"docker" "start" "-a" "6bb32a2819b7b1ee20acd9f0b14d9d7339bb9660ab0ceec3eeee73c017639b0c"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust-101 v0.1.0 (/opt/rustwide/workdir) [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 1.42s [INFO] running `"docker" "inspect" "6bb32a2819b7b1ee20acd9f0b14d9d7339bb9660ab0ceec3eeee73c017639b0c"` [INFO] running `"docker" "rm" "-f" "6bb32a2819b7b1ee20acd9f0b14d9d7339bb9660ab0ceec3eeee73c017639b0c"` [INFO] [stdout] 6bb32a2819b7b1ee20acd9f0b14d9d7339bb9660ab0ceec3eeee73c017639b0c [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] de1d0ad935d62bf902835ad1aeea1c47ca61ae4a473628d0239c440144fac159 [INFO] running `"docker" "start" "-a" "de1d0ad935d62bf902835ad1aeea1c47ca61ae4a473628d0239c440144fac159"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [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 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/part0-c3ddaf942bdf6f20 [INFO] [stderr] Running /opt/rustwide/target/debug/deps/part01-ff28af7dca2663cd [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] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/part02-2690c715994b032c [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 `"docker" "inspect" "de1d0ad935d62bf902835ad1aeea1c47ca61ae4a473628d0239c440144fac159"` [INFO] running `"docker" "rm" "-f" "de1d0ad935d62bf902835ad1aeea1c47ca61ae4a473628d0239c440144fac159"` [INFO] [stdout] de1d0ad935d62bf902835ad1aeea1c47ca61ae4a473628d0239c440144fac159