[INFO] cloning repository https://github.com/iulianbeleiu/Rust-Crash-Course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iulianbeleiu/Rust-Crash-Course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiulianbeleiu%2FRust-Crash-Course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiulianbeleiu%2FRust-Crash-Course'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 700563cc13ba88c5f7ad5afbeacb5f0420581773
[INFO] testing iulianbeleiu/Rust-Crash-Course against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiulianbeleiu%2FRust-Crash-Course" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iulianbeleiu/Rust-Crash-Course on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iulianbeleiu/Rust-Crash-Course
[INFO] finished tweaking git repo https://github.com/iulianbeleiu/Rust-Crash-Course
[INFO] tweaked toml for git repo https://github.com/iulianbeleiu/Rust-Crash-Course written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/iulianbeleiu/Rust-Crash-Course already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90a265744eb7ef70e3e7a8a68395ae49b7f387615ea23c364e5c7104308074c2
[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" "90a265744eb7ef70e3e7a8a68395ae49b7f387615ea23c364e5c7104308074c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90a265744eb7ef70e3e7a8a68395ae49b7f387615ea23c364e5c7104308074c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90a265744eb7ef70e3e7a8a68395ae49b7f387615ea23c364e5c7104308074c2", kill_on_drop: false }`
[INFO] [stdout] 90a265744eb7ef70e3e7a8a68395ae49b7f387615ea23c364e5c7104308074c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd41e87432c9fb8a43708fd587ecb634c08538ecaa5c01e7996470a8f27c7113
[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" "fd41e87432c9fb8a43708fd587ecb634c08538ecaa5c01e7996470a8f27c7113", kill_on_drop: false }`
[INFO] [stderr]    Compiling RustCrashCourse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `RustCrashCourse` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_crash_course`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "fd41e87432c9fb8a43708fd587ecb634c08538ecaa5c01e7996470a8f27c7113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd41e87432c9fb8a43708fd587ecb634c08538ecaa5c01e7996470a8f27c7113", kill_on_drop: false }`
[INFO] [stdout] fd41e87432c9fb8a43708fd587ecb634c08538ecaa5c01e7996470a8f27c7113
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3df635b5dc72438bb378c27d4d0a887a6e1525e205d753bb533b828eb2b7f64d
[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" "3df635b5dc72438bb378c27d4d0a887a6e1525e205d753bb533b828eb2b7f64d", kill_on_drop: false }`
[INFO] [stderr]    Compiling RustCrashCourse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `RustCrashCourse` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_crash_course`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "3df635b5dc72438bb378c27d4d0a887a6e1525e205d753bb533b828eb2b7f64d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3df635b5dc72438bb378c27d4d0a887a6e1525e205d753bb533b828eb2b7f64d", kill_on_drop: false }`
[INFO] [stdout] 3df635b5dc72438bb378c27d4d0a887a6e1525e205d753bb533b828eb2b7f64d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 654c77c503cbc921275251cce152a45904fd65d43e88b2f32fba287b753e08fa
[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" "654c77c503cbc921275251cce152a45904fd65d43e88b2f32fba287b753e08fa", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: crate `RustCrashCourse` should have a snake case name
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_crash_course`
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/RustCrashCourse-b935c0d45314f4ed
[INFO] running `Command { std: "docker" "inspect" "654c77c503cbc921275251cce152a45904fd65d43e88b2f32fba287b753e08fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "654c77c503cbc921275251cce152a45904fd65d43e88b2f32fba287b753e08fa", kill_on_drop: false }`
[INFO] [stdout] 654c77c503cbc921275251cce152a45904fd65d43e88b2f32fba287b753e08fa