[INFO] updating cached repository https://github.com/Aamir-Hanif/Intro-to-RUST [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 50b8de3c1cca4d8fc56644472e24d473fa03bdf9 [INFO] testing Aamir-Hanif/Intro-to-RUST against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAamir-Hanif%2FIntro-to-RUST" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Aamir-Hanif/Intro-to-RUST on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Aamir-Hanif/Intro-to-RUST [INFO] finished tweaking git repo https://github.com/Aamir-Hanif/Intro-to-RUST [INFO] tweaked toml for git repo https://github.com/Aamir-Hanif/Intro-to-RUST written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/Aamir-Hanif/Intro-to-RUST already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d687a933111e6e1bacf6e0fb14b997f5c952952c011ca99acdf97f0bd3114a8d [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" "d687a933111e6e1bacf6e0fb14b997f5c952952c011ca99acdf97f0bd3114a8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d687a933111e6e1bacf6e0fb14b997f5c952952c011ca99acdf97f0bd3114a8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d687a933111e6e1bacf6e0fb14b997f5c952952c011ca99acdf97f0bd3114a8d", kill_on_drop: false }` [INFO] [stdout] d687a933111e6e1bacf6e0fb14b997f5c952952c011ca99acdf97f0bd3114a8d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 40a17a3a580f1e2fe6de8a56a780c2234734ecc9cbe1158b0cd6da4284aeab7b [INFO] running `Command { std: "docker" "start" "-a" "40a17a3a580f1e2fe6de8a56a780c2234734ecc9cbe1158b0cd6da4284aeab7b", kill_on_drop: false }` [INFO] [stderr] Compiling assignment_3 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `Command { std: "docker" "inspect" "40a17a3a580f1e2fe6de8a56a780c2234734ecc9cbe1158b0cd6da4284aeab7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40a17a3a580f1e2fe6de8a56a780c2234734ecc9cbe1158b0cd6da4284aeab7b", kill_on_drop: false }` [INFO] [stdout] 40a17a3a580f1e2fe6de8a56a780c2234734ecc9cbe1158b0cd6da4284aeab7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] e21bb6ee29673938c3d648d7096495c5b13d37f679ca3f27acbac797946047a4 [INFO] running `Command { std: "docker" "start" "-a" "e21bb6ee29673938c3d648d7096495c5b13d37f679ca3f27acbac797946047a4", kill_on_drop: false }` [INFO] [stderr] Compiling assignment_3 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "e21bb6ee29673938c3d648d7096495c5b13d37f679ca3f27acbac797946047a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e21bb6ee29673938c3d648d7096495c5b13d37f679ca3f27acbac797946047a4", kill_on_drop: false }` [INFO] [stdout] e21bb6ee29673938c3d648d7096495c5b13d37f679ca3f27acbac797946047a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 31d585be16ae86f1742ea6b9a8aa084b563cbb618a496e051fb603e2c41fe49f [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" "31d585be16ae86f1742ea6b9a8aa084b563cbb618a496e051fb603e2c41fe49f", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/assignment_3-d254764f69a9650b [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" "31d585be16ae86f1742ea6b9a8aa084b563cbb618a496e051fb603e2c41fe49f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31d585be16ae86f1742ea6b9a8aa084b563cbb618a496e051fb603e2c41fe49f", kill_on_drop: false }` [INFO] [stdout] 31d585be16ae86f1742ea6b9a8aa084b563cbb618a496e051fb603e2c41fe49f