[INFO] updating cached repository https://github.com/SaucySalamander/potato [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] fb5bbbb6fe140b56d8d6473a21637e94788e9a20 [INFO] testing SaucySalamander/potato against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaucySalamander%2Fpotato" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SaucySalamander/potato 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/SaucySalamander/potato [INFO] finished tweaking git repo https://github.com/SaucySalamander/potato [INFO] tweaked toml for git repo https://github.com/SaucySalamander/potato written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/SaucySalamander/potato 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 6d507bb4543f77bb8dadcc1a81d69efe926cdab8f6e14413d8ad40953bb3cb34 [INFO] running `"docker" "start" "-a" "6d507bb4543f77bb8dadcc1a81d69efe926cdab8f6e14413d8ad40953bb3cb34"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling instant v0.1.3 [INFO] [stderr] Compiling wayland-sys v0.23.6 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling parking_lot_core v0.7.2 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling rusttype v0.8.3 [INFO] [stderr] Compiling wayland-commons v0.23.6 [INFO] [stderr] Compiling parking_lot v0.10.2 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling chrono v0.4.11 [INFO] [stderr] Compiling rusttype v0.7.9 [INFO] [stderr] Compiling andrew v0.2.1 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling simple_logger v1.6.0 [INFO] [stderr] Compiling calloop v0.4.4 [INFO] [stderr] Compiling wayland-client v0.23.6 [INFO] [stderr] Compiling wayland-protocols v0.23.6 [INFO] [stderr] Compiling smithay-client-toolkit v0.6.6 [INFO] [stderr] Compiling winit v0.22.1 [INFO] [stderr] Compiling potato v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: function is never used: `read_file_to_str` [INFO] [stderr] --> src/file.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn read_file_to_str(path: &str) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `write_file` [INFO] [stderr] --> src/file.rs:11:8 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn write_file(path: &str, contents: &str) -> Result { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `append_file` [INFO] [stderr] --> src/file.rs:17:8 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn append_file(path: &str, contents: &str) -> Result<()>{ [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 44.13s [INFO] running `"docker" "inspect" "6d507bb4543f77bb8dadcc1a81d69efe926cdab8f6e14413d8ad40953bb3cb34"` [INFO] running `"docker" "rm" "-f" "6d507bb4543f77bb8dadcc1a81d69efe926cdab8f6e14413d8ad40953bb3cb34"` [INFO] [stdout] 6d507bb4543f77bb8dadcc1a81d69efe926cdab8f6e14413d8ad40953bb3cb34 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 710f15eb8790493ac74995002bf1323bcd10e97cbc6eaeec6c65470c207ffe11 [INFO] running `"docker" "start" "-a" "710f15eb8790493ac74995002bf1323bcd10e97cbc6eaeec6c65470c207ffe11"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling potato v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: function is never used: `read_file_to_str` [INFO] [stderr] --> src/file.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn read_file_to_str(path: &str) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `write_file` [INFO] [stderr] --> src/file.rs:11:8 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn write_file(path: &str, contents: &str) -> Result { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `append_file` [INFO] [stderr] --> src/file.rs:17:8 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn append_file(path: &str, contents: &str) -> Result<()>{ [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.10s [INFO] running `"docker" "inspect" "710f15eb8790493ac74995002bf1323bcd10e97cbc6eaeec6c65470c207ffe11"` [INFO] running `"docker" "rm" "-f" "710f15eb8790493ac74995002bf1323bcd10e97cbc6eaeec6c65470c207ffe11"` [INFO] [stdout] 710f15eb8790493ac74995002bf1323bcd10e97cbc6eaeec6c65470c207ffe11 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] fd2b718f04899da5089044bb014f5018e72ac0689c349962cb431d67678130d7 [INFO] running `"docker" "start" "-a" "fd2b718f04899da5089044bb014f5018e72ac0689c349962cb431d67678130d7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: function is never used: `read_file_to_str` [INFO] [stderr] --> src/file.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn read_file_to_str(path: &str) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `write_file` [INFO] [stderr] --> src/file.rs:11:8 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn write_file(path: &str, contents: &str) -> Result { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `append_file` [INFO] [stderr] --> src/file.rs:17:8 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn append_file(path: &str, contents: &str) -> Result<()>{ [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.19s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/potato-f833d17aa044145f [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" "fd2b718f04899da5089044bb014f5018e72ac0689c349962cb431d67678130d7"` [INFO] running `"docker" "rm" "-f" "fd2b718f04899da5089044bb014f5018e72ac0689c349962cb431d67678130d7"` [INFO] [stdout] fd2b718f04899da5089044bb014f5018e72ac0689c349962cb431d67678130d7