[INFO] cloning repository https://github.com/emanon-was/rust-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emanon-was/rust-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femanon-was%2Frust-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femanon-was%2Frust-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3eac90c9750772b18dd85516263ac30e819d1e79
[INFO] testing emanon-was/rust-tutorial against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femanon-was%2Frust-tutorial" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/emanon-was/rust-tutorial on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/emanon-was/rust-tutorial
[INFO] finished tweaking git repo https://github.com/emanon-was/rust-tutorial
[INFO] tweaked toml for git repo https://github.com/emanon-was/rust-tutorial written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/emanon-was/rust-tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-derive v0.2.2
[INFO] [stderr]   Downloaded quote v0.6.6
[INFO] [stderr]   Downloaded inflate v0.4.3
[INFO] [stderr]   Downloaded rayon v1.0.2
[INFO] [stderr]   Downloaded gif v0.10.0
[INFO] [stderr]   Downloaded syn v0.14.8
[INFO] [stderr]   Downloaded num-traits v0.2.5
[INFO] [stderr]   Downloaded version_check v0.1.4
[INFO] [stderr]   Downloaded proc-macro2 v0.4.12
[INFO] [stderr]   Downloaded deflate v0.7.18
[INFO] [stderr]   Downloaded png v0.12.0
[INFO] [stderr]   Downloaded image v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3629079cf82f57b4ca1ccb3caa4540727b33693281a865fe50d318901fc55996
[INFO] running `Command { std: "docker" "start" "-a" "3629079cf82f57b4ca1ccb3caa4540727b33693281a865fe50d318901fc55996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3629079cf82f57b4ca1ccb3caa4540727b33693281a865fe50d318901fc55996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3629079cf82f57b4ca1ccb3caa4540727b33693281a865fe50d318901fc55996", kill_on_drop: false }`
[INFO] [stdout] 3629079cf82f57b4ca1ccb3caa4540727b33693281a865fe50d318901fc55996
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a2f8ae24346906e4e4053cde480a08c4a8ca416a4966b0176f89f84868f0bc3
[INFO] running `Command { std: "docker" "start" "-a" "7a2f8ae24346906e4e4053cde480a08c4a8ca416a4966b0176f89f84868f0bc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling proc-macro2 v0.4.12
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling byteorder v1.2.4
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling inflate v0.4.3
[INFO] [stderr]    Compiling gif v0.10.0
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling rust-tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.67s
[INFO] running `Command { std: "docker" "inspect" "7a2f8ae24346906e4e4053cde480a08c4a8ca416a4966b0176f89f84868f0bc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a2f8ae24346906e4e4053cde480a08c4a8ca416a4966b0176f89f84868f0bc3", kill_on_drop: false }`
[INFO] [stdout] 7a2f8ae24346906e4e4053cde480a08c4a8ca416a4966b0176f89f84868f0bc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2a3e8c2c89da65a189de4ea427fa807cab9a7e90b1b60d91f7b243b7921bc1e
[INFO] running `Command { std: "docker" "start" "-a" "f2a3e8c2c89da65a189de4ea427fa807cab9a7e90b1b60d91f7b243b7921bc1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "f2a3e8c2c89da65a189de4ea427fa807cab9a7e90b1b60d91f7b243b7921bc1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a3e8c2c89da65a189de4ea427fa807cab9a7e90b1b60d91f7b243b7921bc1e", kill_on_drop: false }`
[INFO] [stdout] f2a3e8c2c89da65a189de4ea427fa807cab9a7e90b1b60d91f7b243b7921bc1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b78d1982a6aac7af63fbffeb713c42cc249eebcad91655e1fe204f2b16463eed
[INFO] running `Command { std: "docker" "start" "-a" "b78d1982a6aac7af63fbffeb713c42cc249eebcad91655e1fe204f2b16463eed", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_tutorial-43149ef490aa03ea)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test canvas::tests::dimensions ... ok
[INFO] [stdout] test texture::tests::offset ... ok
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/rust_tutorial-43149ef490aa03ea` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "b78d1982a6aac7af63fbffeb713c42cc249eebcad91655e1fe204f2b16463eed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b78d1982a6aac7af63fbffeb713c42cc249eebcad91655e1fe204f2b16463eed", kill_on_drop: false }`
[INFO] [stdout] b78d1982a6aac7af63fbffeb713c42cc249eebcad91655e1fe204f2b16463eed