[INFO] fetching crate web_timer 0.2.5...
[INFO] testing web_timer-0.2.5 against 1.55.0 for beta-1.56-1
[INFO] extracting crate web_timer 0.2.5 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate web_timer 0.2.5 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate web_timer 0.2.5
[INFO] finished tweaking crates.io crate web_timer 0.2.5
[INFO] tweaked toml for crates.io crate web_timer 0.2.5 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 433d9f01ff1b7009cb5beddc342f78ada31a62278fd20950429d1192094425f8
[INFO] running `Command { std: "docker" "start" "-a" "433d9f01ff1b7009cb5beddc342f78ada31a62278fd20950429d1192094425f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "433d9f01ff1b7009cb5beddc342f78ada31a62278fd20950429d1192094425f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "433d9f01ff1b7009cb5beddc342f78ada31a62278fd20950429d1192094425f8", kill_on_drop: false }`
[INFO] [stdout] 433d9f01ff1b7009cb5beddc342f78ada31a62278fd20950429d1192094425f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8ab095a1f63f3d7dbd76ed27e466a27be221d22f52c1644bac9314804f43282
[INFO] running `Command { std: "docker" "start" "-a" "a8ab095a1f63f3d7dbd76ed27e466a27be221d22f52c1644bac9314804f43282", kill_on_drop: false }`
[INFO] [stderr]    Compiling cty v0.2.1
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cstring v0.0.5
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling callback v0.5.3
[INFO] [stderr]    Compiling js v0.3.0
[INFO] [stderr]    Compiling web_timer v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "a8ab095a1f63f3d7dbd76ed27e466a27be221d22f52c1644bac9314804f43282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8ab095a1f63f3d7dbd76ed27e466a27be221d22f52c1644bac9314804f43282", kill_on_drop: false }`
[INFO] [stdout] a8ab095a1f63f3d7dbd76ed27e466a27be221d22f52c1644bac9314804f43282
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ac1065bd3555a7be76b0f8417df052d5ffcc02943cb80be065b2aaefdca9ad5
[INFO] running `Command { std: "docker" "start" "-a" "8ac1065bd3555a7be76b0f8417df052d5ffcc02943cb80be065b2aaefdca9ad5", kill_on_drop: false }`
[INFO] [stderr]    Compiling web_timer v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "8ac1065bd3555a7be76b0f8417df052d5ffcc02943cb80be065b2aaefdca9ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ac1065bd3555a7be76b0f8417df052d5ffcc02943cb80be065b2aaefdca9ad5", kill_on_drop: false }`
[INFO] [stdout] 8ac1065bd3555a7be76b0f8417df052d5ffcc02943cb80be065b2aaefdca9ad5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ad6720b2544ccf573bb4b44a6fbda05acb8cee07c929dd424510caeb6411f87
[INFO] running `Command { std: "docker" "start" "-a" "4ad6720b2544ccf573bb4b44a6fbda05acb8cee07c929dd424510caeb6411f87", 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_timer-c20a0cf0627a8d03)
[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_timer-c20a0cf0627a8d03` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "4ad6720b2544ccf573bb4b44a6fbda05acb8cee07c929dd424510caeb6411f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ad6720b2544ccf573bb4b44a6fbda05acb8cee07c929dd424510caeb6411f87", kill_on_drop: false }`
[INFO] [stdout] 4ad6720b2544ccf573bb4b44a6fbda05acb8cee07c929dd424510caeb6411f87