[INFO] cloning repository https://github.com/mun-lang/example-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mun-lang/example-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmun-lang%2Fexample-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmun-lang%2Fexample-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2de47660a494ac476d74e6607607661d76cd719
[INFO] checking mun-lang/example-rs against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmun-lang%2Fexample-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mun-lang/example-rs on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mun-lang/example-rs
[INFO] finished tweaking git repo https://github.com/mun-lang/example-rs
[INFO] tweaked toml for git repo https://github.com/mun-lang/example-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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 ogg v0.8.0
[INFO] [stderr]   Downloaded bzip2 v0.4.3
[INFO] [stderr]   Downloaded cargo-platform v0.1.2
[INFO] [stderr]   Downloaded skeptic v0.13.6
[INFO] [stderr]   Downloaded sdl2 v0.34.5
[INFO] [stderr]   Downloaded lewton v0.10.2
[INFO] [stderr]   Downloaded mun_runtime v0.3.0
[INFO] [stderr]   Downloaded mun_abi v0.3.0
[INFO] [stderr]   Downloaded mint v0.5.6
[INFO] [stderr]   Downloaded old_school_gfx_glutin_ext v0.26.0
[INFO] [stderr]   Downloaded bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]   Downloaded lyon_tessellation v0.17.9
[INFO] [stderr]   Downloaded mun_memory v0.2.0
[INFO] [stderr]   Downloaded vek v0.13.1
[INFO] [stderr]   Downloaded lyon v0.17.5
[INFO] [stderr]   Downloaded zip v0.5.13
[INFO] [stderr]   Downloaded mun_project v0.1.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.8.0
[INFO] [stderr]   Downloaded lyon_algorithms v0.17.6
[INFO] [stderr]   Downloaded sdl2-sys v0.34.5
[INFO] [stderr]   Downloaded mun_paths v0.1.0
[INFO] [stderr]   Downloaded ggez v0.6.0
[INFO] [stderr]   Downloaded glow v0.9.0
[INFO] [stderr]   Downloaded relative-path v1.5.0
[INFO] [stderr]   Downloaded tetra v0.6.5
[INFO] [stderr]   Downloaded mun_libloader v0.1.0
[INFO] [stderr]   Downloaded float_next_after v0.1.5
[INFO] [stderr]   Downloaded lyon_geom v0.17.5
[INFO] [stderr]   Downloaded lyon_path v0.17.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5f3be968b6f22a80db5d8ce7d17891b45c8bd5e7d529cb8cdced8b44cc3b566
[INFO] running `Command { std: "docker" "start" "-a" "b5f3be968b6f22a80db5d8ce7d17891b45c8bd5e7d529cb8cdced8b44cc3b566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5f3be968b6f22a80db5d8ce7d17891b45c8bd5e7d529cb8cdced8b44cc3b566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5f3be968b6f22a80db5d8ce7d17891b45c8bd5e7d529cb8cdced8b44cc3b566", kill_on_drop: false }`
[INFO] [stdout] b5f3be968b6f22a80db5d8ce7d17891b45c8bd5e7d529cb8cdced8b44cc3b566
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68724331a86104816ce39698ae07024d603c6b8979a0f1b63a1eb573d0d29f87
[INFO] running `Command { std: "docker" "start" "-a" "68724331a86104816ce39698ae07024d603c6b8979a0f1b63a1eb573d0d29f87", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking relative-path v1.5.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking mun_paths v0.1.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking mun_abi v0.3.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking mun_memory v0.2.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking mun_libloader v0.1.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking mun_project v0.1.0
[INFO] [stderr]     Checking mun_runtime v0.3.0
[INFO] [stderr]     Checking mun_examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.97s
[INFO] running `Command { std: "docker" "inspect" "68724331a86104816ce39698ae07024d603c6b8979a0f1b63a1eb573d0d29f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68724331a86104816ce39698ae07024d603c6b8979a0f1b63a1eb573d0d29f87", kill_on_drop: false }`
[INFO] [stdout] 68724331a86104816ce39698ae07024d603c6b8979a0f1b63a1eb573d0d29f87