[INFO] cloning repository https://github.com/dfyz/rust-segfault
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dfyz/rust-segfault" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfyz%2Frust-segfault", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfyz%2Frust-segfault'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5f6899f512b9cecd917b64eb39d847766d04249
[INFO] testing dfyz/rust-segfault against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfyz%2Frust-segfault" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dfyz/rust-segfault on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dfyz/rust-segfault
[INFO] finished tweaking git repo https://github.com/dfyz/rust-segfault
[INFO] tweaked toml for git repo https://github.com/dfyz/rust-segfault written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/dfyz/rust-segfault already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f03b0125504a890a853b70de964e61eaefb1975ad9782754bf02a3961c165725
[INFO] running `Command { std: "docker" "start" "-a" "f03b0125504a890a853b70de964e61eaefb1975ad9782754bf02a3961c165725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f03b0125504a890a853b70de964e61eaefb1975ad9782754bf02a3961c165725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f03b0125504a890a853b70de964e61eaefb1975ad9782754bf02a3961c165725", kill_on_drop: false }`
[INFO] [stdout] f03b0125504a890a853b70de964e61eaefb1975ad9782754bf02a3961c165725
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1f3a589b7abc24ee6d2019df0d481cc4b0d70791d8a8945fc17859b7dda965a
[INFO] running `Command { std: "docker" "start" "-a" "d1f3a589b7abc24ee6d2019df0d481cc4b0d70791d8a8945fc17859b7dda965a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-segfault v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "d1f3a589b7abc24ee6d2019df0d481cc4b0d70791d8a8945fc17859b7dda965a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1f3a589b7abc24ee6d2019df0d481cc4b0d70791d8a8945fc17859b7dda965a", kill_on_drop: false }`
[INFO] [stdout] d1f3a589b7abc24ee6d2019df0d481cc4b0d70791d8a8945fc17859b7dda965a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b902e6f531e20e0f70df83faf5801e14b93b6a39305d1852a3838c39394a8f7
[INFO] running `Command { std: "docker" "start" "-a" "8b902e6f531e20e0f70df83faf5801e14b93b6a39305d1852a3838c39394a8f7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-segfault v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "8b902e6f531e20e0f70df83faf5801e14b93b6a39305d1852a3838c39394a8f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b902e6f531e20e0f70df83faf5801e14b93b6a39305d1852a3838c39394a8f7", kill_on_drop: false }`
[INFO] [stdout] 8b902e6f531e20e0f70df83faf5801e14b93b6a39305d1852a3838c39394a8f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91af8a28634d8f8d5bbeb249d75605987be38dc3303ecadb3210eff41c7f2baf
[INFO] running `Command { std: "docker" "start" "-a" "91af8a28634d8f8d5bbeb249d75605987be38dc3303ecadb3210eff41c7f2baf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.69s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_segfault-4c446e4bd042b1bc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "91af8a28634d8f8d5bbeb249d75605987be38dc3303ecadb3210eff41c7f2baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91af8a28634d8f8d5bbeb249d75605987be38dc3303ecadb3210eff41c7f2baf", kill_on_drop: false }`
[INFO] [stdout] 91af8a28634d8f8d5bbeb249d75605987be38dc3303ecadb3210eff41c7f2baf