[INFO] fetching crate tb-sb-differences-canary 0.2.0...
[INFO] testing tb-sb-differences-canary-0.2.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate tb-sb-differences-canary 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tb-sb-differences-canary 0.2.0
[INFO] finished tweaking crates.io crate tb-sb-differences-canary 0.2.0
[INFO] tweaked toml for crates.io crate tb-sb-differences-canary 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tb-sb-differences-canary 0.2.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tb-sb-differences-canary 0.2.0 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da82ffe61041c5ddf543a2bffc64c7f25ec845b752ace6d22c742b37a6173c35
[INFO] running `Command { std: "docker" "start" "-a" "da82ffe61041c5ddf543a2bffc64c7f25ec845b752ace6d22c742b37a6173c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da82ffe61041c5ddf543a2bffc64c7f25ec845b752ace6d22c742b37a6173c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da82ffe61041c5ddf543a2bffc64c7f25ec845b752ace6d22c742b37a6173c35", kill_on_drop: false }`
[INFO] [stdout] da82ffe61041c5ddf543a2bffc64c7f25ec845b752ace6d22c742b37a6173c35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7808db7005a6c767e6a09542d827fb71d737f2b687ea8afc04e8d3561d6f86d
[INFO] running `Command { std: "docker" "start" "-a" "b7808db7005a6c767e6a09542d827fb71d737f2b687ea8afc04e8d3561d6f86d", kill_on_drop: false }`
[INFO] [stderr]    Compiling tb-sb-differences-canary v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "b7808db7005a6c767e6a09542d827fb71d737f2b687ea8afc04e8d3561d6f86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7808db7005a6c767e6a09542d827fb71d737f2b687ea8afc04e8d3561d6f86d", kill_on_drop: false }`
[INFO] [stdout] b7808db7005a6c767e6a09542d827fb71d737f2b687ea8afc04e8d3561d6f86d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50dd13f6877cfbc92324021c2e6f6a11fa674b849602e4c23b9ad17ac70fa027
[INFO] running `Command { std: "docker" "start" "-a" "50dd13f6877cfbc92324021c2e6f6a11fa674b849602e4c23b9ad17ac70fa027", kill_on_drop: false }`
[INFO] [stderr]    Compiling tb-sb-differences-canary v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "50dd13f6877cfbc92324021c2e6f6a11fa674b849602e4c23b9ad17ac70fa027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50dd13f6877cfbc92324021c2e6f6a11fa674b849602e4c23b9ad17ac70fa027", kill_on_drop: false }`
[INFO] [stdout] 50dd13f6877cfbc92324021c2e6f6a11fa674b849602e4c23b9ad17ac70fa027
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 483a2e5520ecb23631e58d652853cb40efb17e231fc49ff4d0c044224e56abc1
[INFO] running `Command { std: "docker" "start" "-a" "483a2e5520ecb23631e58d652853cb40efb17e231fc49ff4d0c044224e56abc1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tb_sb_differences_canary-855800cc1c9dd1fb)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stderr] error: test failed, to rerun pass `--bin tb-sb-differences-canary`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/tb_sb_differences_canary-855800cc1c9dd1fb` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "483a2e5520ecb23631e58d652853cb40efb17e231fc49ff4d0c044224e56abc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "483a2e5520ecb23631e58d652853cb40efb17e231fc49ff4d0c044224e56abc1", kill_on_drop: false }`
[INFO] [stdout] 483a2e5520ecb23631e58d652853cb40efb17e231fc49ff4d0c044224e56abc1
