[INFO] cloning repository https://github.com/wrightmikea/rust-emit-mir-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wrightmikea/rust-emit-mir-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwrightmikea%2Frust-emit-mir-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwrightmikea%2Frust-emit-mir-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6acd4b07613ba41467dd5a409de15ad023476b2b
[INFO] testing wrightmikea/rust-emit-mir-example against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwrightmikea%2Frust-emit-mir-example" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wrightmikea/rust-emit-mir-example on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wrightmikea/rust-emit-mir-example
[INFO] finished tweaking git repo https://github.com/wrightmikea/rust-emit-mir-example
[INFO] tweaked toml for git repo https://github.com/wrightmikea/rust-emit-mir-example written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/wrightmikea/rust-emit-mir-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6416ce3bb2de3a2c1bd7764ec72d9b1d06c165aa9e11d8870324365d2e55c79e
[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" "6416ce3bb2de3a2c1bd7764ec72d9b1d06c165aa9e11d8870324365d2e55c79e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6416ce3bb2de3a2c1bd7764ec72d9b1d06c165aa9e11d8870324365d2e55c79e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6416ce3bb2de3a2c1bd7764ec72d9b1d06c165aa9e11d8870324365d2e55c79e", kill_on_drop: false }`
[INFO] [stdout] 6416ce3bb2de3a2c1bd7764ec72d9b1d06c165aa9e11d8870324365d2e55c79e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6df1db19c62acdcfc07f0bc5e15b7fbcdf3e2697a90e941d4cca2bcfb6612071
[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" "6df1db19c62acdcfc07f0bc5e15b7fbcdf3e2697a90e941d4cca2bcfb6612071", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-emit-mir-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "6df1db19c62acdcfc07f0bc5e15b7fbcdf3e2697a90e941d4cca2bcfb6612071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6df1db19c62acdcfc07f0bc5e15b7fbcdf3e2697a90e941d4cca2bcfb6612071", kill_on_drop: false }`
[INFO] [stdout] 6df1db19c62acdcfc07f0bc5e15b7fbcdf3e2697a90e941d4cca2bcfb6612071
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 366a202a2d53f317fd48d0580c1508b008088a32d6df65a0b72d98acf1302794
[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" "366a202a2d53f317fd48d0580c1508b008088a32d6df65a0b72d98acf1302794", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-emit-mir-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "366a202a2d53f317fd48d0580c1508b008088a32d6df65a0b72d98acf1302794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "366a202a2d53f317fd48d0580c1508b008088a32d6df65a0b72d98acf1302794", kill_on_drop: false }`
[INFO] [stdout] 366a202a2d53f317fd48d0580c1508b008088a32d6df65a0b72d98acf1302794
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f8f678eb5a537b54ca73f64f3a8434d0909debb395e4deaf239edff9517a29dc
[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" "f8f678eb5a537b54ca73f64f3a8434d0909debb395e4deaf239edff9517a29dc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_emit_mir_example-0578a9ec9fb4d861
[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" "f8f678eb5a537b54ca73f64f3a8434d0909debb395e4deaf239edff9517a29dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8f678eb5a537b54ca73f64f3a8434d0909debb395e4deaf239edff9517a29dc", kill_on_drop: false }`
[INFO] [stdout] f8f678eb5a537b54ca73f64f3a8434d0909debb395e4deaf239edff9517a29dc