[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] 91331830c7eb99f591270c7348404a8891421614
[INFO] checking mun-lang/example-rs against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmun-lang%2Fexample-rs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mun-lang/example-rs on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--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 cargo_metadata v0.10.0
[INFO] [stderr]   Downloaded gfx_gl v0.6.1
[INFO] [stderr]   Downloaded mint v0.5.6
[INFO] [stderr]   Downloaded vek v0.11.2
[INFO] [stderr]   Downloaded mun_abi v0.2.0
[INFO] [stderr]   Downloaded mun_memory v0.1.0
[INFO] [stderr]   Downloaded mun_runtime v0.2.0
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.6
[INFO] [stderr]   Downloaded skeptic v0.13.5
[INFO] [stderr]   Downloaded glow v0.5.0
[INFO] [stderr]   Downloaded tetra v0.4.2
[INFO] running `Command { std: "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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05a0c0fd3c57462c77c6d36f8a0a21ad3ff1106a2a1562ca133b632507470aea
[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" "05a0c0fd3c57462c77c6d36f8a0a21ad3ff1106a2a1562ca133b632507470aea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05a0c0fd3c57462c77c6d36f8a0a21ad3ff1106a2a1562ca133b632507470aea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05a0c0fd3c57462c77c6d36f8a0a21ad3ff1106a2a1562ca133b632507470aea", kill_on_drop: false }`
[INFO] [stdout] 05a0c0fd3c57462c77c6d36f8a0a21ad3ff1106a2a1562ca133b632507470aea
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ff97e2a4eeca7a9418a5337f770a5b5b19339b18b3a22474588d1150a67d0a5
[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" "1ff97e2a4eeca7a9418a5337f770a5b5b19339b18b3a22474588d1150a67d0a5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bytecount v0.6.0
[INFO] [stderr]     Checking mint v0.5.6
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking inotify-sys v0.1.4
[INFO] [stderr]     Checking filetime v0.2.13
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking libloading v0.5.2
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking directories v2.0.2
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[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking gilrs-core v0.2.6
[INFO] [stderr]    Compiling glow v0.5.0
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking rand v0.6.5
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[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling cargo_metadata v0.10.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking mun_abi v0.2.0
[INFO] [stderr]     Checking gilrs v0.7.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking wayland-client v0.21.13
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[INFO] [stderr]     Checking mun_memory v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
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[INFO] [stderr]     Checking rusttype v0.8.3
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[INFO] [stderr]     Checking wayland-protocols v0.21.13
[INFO] [stderr]     Checking glutin_glx_sys v0.1.7
[INFO] [stderr]     Checking mun_runtime v0.2.0
[INFO] [stderr]     Checking lyon_geom v0.12.7
[INFO] [stderr]    Compiling skeptic v0.13.5
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking glyph_brush_layout v0.1.9
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[INFO] [stderr]     Checking zip v0.5.8
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[INFO] [stderr]    Compiling ggez v0.5.1
[INFO] [stderr]     Checking glyph_brush v0.5.4
[INFO] [stderr]     Checking lyon_algorithms v0.13.4
[INFO] [stderr]     Checking lyon_tessellation v0.13.5
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[INFO] [stderr]     Checking tiff v0.6.0
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[INFO] [stderr]     Checking glutin v0.20.1
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[INFO] [stderr]     Checking gfx_window_glutin v0.30.0
[INFO] [stderr]     Checking rodio v0.9.0
[INFO] [stderr]     Checking mun_examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "1ff97e2a4eeca7a9418a5337f770a5b5b19339b18b3a22474588d1150a67d0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ff97e2a4eeca7a9418a5337f770a5b5b19339b18b3a22474588d1150a67d0a5", kill_on_drop: false }`
[INFO] [stdout] 1ff97e2a4eeca7a9418a5337f770a5b5b19339b18b3a22474588d1150a67d0a5