[INFO] fetching crate web_common 0.4.2...
[INFO] testing web_common-0.4.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate web_common 0.4.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate web_common 0.4.2 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_common 0.4.2
[INFO] finished tweaking crates.io crate web_common 0.4.2
[INFO] tweaked toml for crates.io crate web_common 0.4.2 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] 58555640792ba26ed10738510d90654c0859620fa9d2dcfbeaf14eff1b75ad74
[INFO] running `Command { std: "docker" "start" "-a" "58555640792ba26ed10738510d90654c0859620fa9d2dcfbeaf14eff1b75ad74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58555640792ba26ed10738510d90654c0859620fa9d2dcfbeaf14eff1b75ad74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58555640792ba26ed10738510d90654c0859620fa9d2dcfbeaf14eff1b75ad74", kill_on_drop: false }`
[INFO] [stdout] 58555640792ba26ed10738510d90654c0859620fa9d2dcfbeaf14eff1b75ad74
[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] 9b8800dcf6ff4f4923cdfc63593c5b90726a9e42abf0588c09da01f594c9a52f
[INFO] running `Command { std: "docker" "start" "-a" "9b8800dcf6ff4f4923cdfc63593c5b90726a9e42abf0588c09da01f594c9a52f", kill_on_drop: false }`
[INFO] [stderr]    Compiling web_common v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "9b8800dcf6ff4f4923cdfc63593c5b90726a9e42abf0588c09da01f594c9a52f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b8800dcf6ff4f4923cdfc63593c5b90726a9e42abf0588c09da01f594c9a52f", kill_on_drop: false }`
[INFO] [stdout] 9b8800dcf6ff4f4923cdfc63593c5b90726a9e42abf0588c09da01f594c9a52f
[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] aeead049897bed1adc043c8faf12cc893446d3639538dfeacd839c4c8f4fa3b4
[INFO] running `Command { std: "docker" "start" "-a" "aeead049897bed1adc043c8faf12cc893446d3639538dfeacd839c4c8f4fa3b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling web_common v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "aeead049897bed1adc043c8faf12cc893446d3639538dfeacd839c4c8f4fa3b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeead049897bed1adc043c8faf12cc893446d3639538dfeacd839c4c8f4fa3b4", kill_on_drop: false }`
[INFO] [stdout] aeead049897bed1adc043c8faf12cc893446d3639538dfeacd839c4c8f4fa3b4
[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] 42df8e378e8637774d546c2b1a6577e26bc1760be089af361e12f742236140df
[INFO] running `Command { std: "docker" "start" "-a" "42df8e378e8637774d546c2b1a6577e26bc1760be089af361e12f742236140df", 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_common-45b961df0f0c6e4e)
[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_common-45b961df0f0c6e4e` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "42df8e378e8637774d546c2b1a6577e26bc1760be089af361e12f742236140df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42df8e378e8637774d546c2b1a6577e26bc1760be089af361e12f742236140df", kill_on_drop: false }`
[INFO] [stdout] 42df8e378e8637774d546c2b1a6577e26bc1760be089af361e12f742236140df
