[INFO] fetching crate js 0.3.0...
[INFO] testing js-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate js 0.3.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate js 0.3.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate js 0.3.0
[INFO] finished tweaking crates.io crate js 0.3.0
[INFO] tweaked toml for crates.io crate js 0.3.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 953921b2e70781f87e3a7cb4bbd34340c36b1712fc5e40a68db476dfbc636d51
[INFO] running `Command { std: "docker" "start" "-a" "953921b2e70781f87e3a7cb4bbd34340c36b1712fc5e40a68db476dfbc636d51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "953921b2e70781f87e3a7cb4bbd34340c36b1712fc5e40a68db476dfbc636d51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "953921b2e70781f87e3a7cb4bbd34340c36b1712fc5e40a68db476dfbc636d51", kill_on_drop: false }`
[INFO] [stdout] 953921b2e70781f87e3a7cb4bbd34340c36b1712fc5e40a68db476dfbc636d51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d61d1b09b1613d158eb338fda054468a8c365bf52a9c8968d6045e359c58b51e
[INFO] running `Command { std: "docker" "start" "-a" "d61d1b09b1613d158eb338fda054468a8c365bf52a9c8968d6045e359c58b51e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling callback v0.5.3
[INFO] [stderr]    Compiling cstring v0.0.5
[INFO] [stderr]    Compiling js v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "d61d1b09b1613d158eb338fda054468a8c365bf52a9c8968d6045e359c58b51e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d61d1b09b1613d158eb338fda054468a8c365bf52a9c8968d6045e359c58b51e", kill_on_drop: false }`
[INFO] [stdout] d61d1b09b1613d158eb338fda054468a8c365bf52a9c8968d6045e359c58b51e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94f3c3271d2c120805e944abe14b1cad1436d3ad79e305846660051de1589e70
[INFO] running `Command { std: "docker" "start" "-a" "94f3c3271d2c120805e944abe14b1cad1436d3ad79e305846660051de1589e70", kill_on_drop: false }`
[INFO] [stderr]    Compiling js v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/js-41e584fe003b137e)
[INFO] running `Command { std: "docker" "inspect" "94f3c3271d2c120805e944abe14b1cad1436d3ad79e305846660051de1589e70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94f3c3271d2c120805e944abe14b1cad1436d3ad79e305846660051de1589e70", kill_on_drop: false }`
[INFO] [stdout] 94f3c3271d2c120805e944abe14b1cad1436d3ad79e305846660051de1589e70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 65caf28498ad7b69c798035c71c30c5987086df2cfb11e554c0d0c8d42fa93a7
[INFO] running `Command { std: "docker" "start" "-a" "65caf28498ad7b69c798035c71c30c5987086df2cfb11e554c0d0c8d42fa93a7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/js-41e584fe003b137e)
[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/js-41e584fe003b137e` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "65caf28498ad7b69c798035c71c30c5987086df2cfb11e554c0d0c8d42fa93a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65caf28498ad7b69c798035c71c30c5987086df2cfb11e554c0d0c8d42fa93a7", kill_on_drop: false }`
[INFO] [stdout] 65caf28498ad7b69c798035c71c30c5987086df2cfb11e554c0d0c8d42fa93a7