[INFO] cloning repository https://github.com/dmitrii-ubskii/myalloc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmitrii-ubskii/myalloc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitrii-ubskii%2Fmyalloc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitrii-ubskii%2Fmyalloc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6cff115b5d0dbde718f3a0ea34655f7432e24f58
[INFO] testing dmitrii-ubskii/myalloc against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitrii-ubskii%2Fmyalloc" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dmitrii-ubskii/myalloc
[INFO] finished tweaking git repo https://github.com/dmitrii-ubskii/myalloc
[INFO] tweaked toml for git repo https://github.com/dmitrii-ubskii/myalloc written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dmitrii-ubskii/myalloc on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dmitrii-ubskii/myalloc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e9d059de574870997f480a259f566d77048aa920ed0686fae674bb30b925857
[INFO] running `Command { std: "docker" "start" "-a" "3e9d059de574870997f480a259f566d77048aa920ed0686fae674bb30b925857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e9d059de574870997f480a259f566d77048aa920ed0686fae674bb30b925857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e9d059de574870997f480a259f566d77048aa920ed0686fae674bb30b925857", kill_on_drop: false }`
[INFO] [stdout] 3e9d059de574870997f480a259f566d77048aa920ed0686fae674bb30b925857
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f3a5ceb31c718b7bb3ffeb9c6fcd8c58bf4f32f90081bc6d30a6d2108190e68
[INFO] running `Command { std: "docker" "start" "-a" "1f3a5ceb31c718b7bb3ffeb9c6fcd8c58bf4f32f90081bc6d30a6d2108190e68", kill_on_drop: false }`
[INFO] [stderr]    Compiling myalloc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "1f3a5ceb31c718b7bb3ffeb9c6fcd8c58bf4f32f90081bc6d30a6d2108190e68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f3a5ceb31c718b7bb3ffeb9c6fcd8c58bf4f32f90081bc6d30a6d2108190e68", kill_on_drop: false }`
[INFO] [stdout] 1f3a5ceb31c718b7bb3ffeb9c6fcd8c58bf4f32f90081bc6d30a6d2108190e68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14dea059dfa48163f396e1bdf7feabd55b7340c4dd5dc974d071e5aa8df9b64b
[INFO] running `Command { std: "docker" "start" "-a" "14dea059dfa48163f396e1bdf7feabd55b7340c4dd5dc974d071e5aa8df9b64b", kill_on_drop: false }`
[INFO] [stderr]    Compiling myalloc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "14dea059dfa48163f396e1bdf7feabd55b7340c4dd5dc974d071e5aa8df9b64b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14dea059dfa48163f396e1bdf7feabd55b7340c4dd5dc974d071e5aa8df9b64b", kill_on_drop: false }`
[INFO] [stdout] 14dea059dfa48163f396e1bdf7feabd55b7340c4dd5dc974d071e5aa8df9b64b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7fd4542c678a1c920e5e36086658a7e1badbdcf1eea48e7b1be09243e9fcf84
[INFO] running `Command { std: "docker" "start" "-a" "c7fd4542c678a1c920e5e36086658a7e1badbdcf1eea48e7b1be09243e9fcf84", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/myalloc-ac5b56fc3528d7a0)
[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/myalloc-ac5b56fc3528d7a0` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "c7fd4542c678a1c920e5e36086658a7e1badbdcf1eea48e7b1be09243e9fcf84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7fd4542c678a1c920e5e36086658a7e1badbdcf1eea48e7b1be09243e9fcf84", kill_on_drop: false }`
[INFO] [stdout] c7fd4542c678a1c920e5e36086658a7e1badbdcf1eea48e7b1be09243e9fcf84
