[INFO] fetching crate web_random 0.1.5...
[INFO] testing web_random-0.1.5 against 1.54.0 for beta-1.55-1
[INFO] extracting crate web_random 0.1.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate web_random 0.1.5 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate web_random 0.1.5
[INFO] finished tweaking crates.io crate web_random 0.1.5
[INFO] tweaked toml for crates.io crate web_random 0.1.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ff2fda1be5df2bfa0f475faecf032aadcaba3025b63e593600262ba0c9376fc
[INFO] running `Command { std: "docker" "start" "-a" "6ff2fda1be5df2bfa0f475faecf032aadcaba3025b63e593600262ba0c9376fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ff2fda1be5df2bfa0f475faecf032aadcaba3025b63e593600262ba0c9376fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ff2fda1be5df2bfa0f475faecf032aadcaba3025b63e593600262ba0c9376fc", kill_on_drop: false }`
[INFO] [stdout] 6ff2fda1be5df2bfa0f475faecf032aadcaba3025b63e593600262ba0c9376fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 485d19fd0a84e5ee8622cf6ff8032acdac7fa13a9e5fcf06e89d75438ea21f0d
[INFO] running `Command { std: "docker" "start" "-a" "485d19fd0a84e5ee8622cf6ff8032acdac7fa13a9e5fcf06e89d75438ea21f0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling web_random v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "485d19fd0a84e5ee8622cf6ff8032acdac7fa13a9e5fcf06e89d75438ea21f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "485d19fd0a84e5ee8622cf6ff8032acdac7fa13a9e5fcf06e89d75438ea21f0d", kill_on_drop: false }`
[INFO] [stdout] 485d19fd0a84e5ee8622cf6ff8032acdac7fa13a9e5fcf06e89d75438ea21f0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a0d7bc549fd8b99b2a546995967ce7490d5016bc8dd3537e316b00425be1ab0
[INFO] running `Command { std: "docker" "start" "-a" "5a0d7bc549fd8b99b2a546995967ce7490d5016bc8dd3537e316b00425be1ab0", kill_on_drop: false }`
[INFO] [stderr]    Compiling web_random v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "5a0d7bc549fd8b99b2a546995967ce7490d5016bc8dd3537e316b00425be1ab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a0d7bc549fd8b99b2a546995967ce7490d5016bc8dd3537e316b00425be1ab0", kill_on_drop: false }`
[INFO] [stdout] 5a0d7bc549fd8b99b2a546995967ce7490d5016bc8dd3537e316b00425be1ab0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 18c10bfd39f9faa92200b05259022bb7a9cfe70a655da5042769361473d3f366
[INFO] running `Command { std: "docker" "start" "-a" "18c10bfd39f9faa92200b05259022bb7a9cfe70a655da5042769361473d3f366", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/web_random-ffd17d472cf4d5e7)
[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/web_random-ffd17d472cf4d5e7` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "18c10bfd39f9faa92200b05259022bb7a9cfe70a655da5042769361473d3f366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18c10bfd39f9faa92200b05259022bb7a9cfe70a655da5042769361473d3f366", kill_on_drop: false }`
[INFO] [stdout] 18c10bfd39f9faa92200b05259022bb7a9cfe70a655da5042769361473d3f366
