[INFO] cloning repository https://github.com/fzyzcjy/experiment_backtrace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fzyzcjy/experiment_backtrace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffzyzcjy%2Fexperiment_backtrace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffzyzcjy%2Fexperiment_backtrace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4da22c72bb46fe9a28191c19be6392a15e22cd94
[INFO] testing fzyzcjy/experiment_backtrace against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffzyzcjy%2Fexperiment_backtrace" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fzyzcjy/experiment_backtrace on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fzyzcjy/experiment_backtrace
[INFO] finished tweaking git repo https://github.com/fzyzcjy/experiment_backtrace
[INFO] tweaked toml for git repo https://github.com/fzyzcjy/experiment_backtrace written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/fzyzcjy/experiment_backtrace already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded backtrace v0.3.61
[INFO] [stderr]   Downloaded anyhow v1.0.44
[INFO] [stderr]   Downloaded object v0.26.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2d2f93b4c28050866c735ae191e8d1488685d1c836e5415c6fb1d2986452a5f
[INFO] running `Command { std: "docker" "start" "-a" "f2d2f93b4c28050866c735ae191e8d1488685d1c836e5415c6fb1d2986452a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2d2f93b4c28050866c735ae191e8d1488685d1c836e5415c6fb1d2986452a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2d2f93b4c28050866c735ae191e8d1488685d1c836e5415c6fb1d2986452a5f", kill_on_drop: false }`
[INFO] [stdout] f2d2f93b4c28050866c735ae191e8d1488685d1c836e5415c6fb1d2986452a5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7f8b92fdfe3b41b18371c240a9dcc5a4ec064e01ab04b850458e4e96e8fccb8
[INFO] running `Command { std: "docker" "start" "-a" "c7f8b92fdfe3b41b18371c240a9dcc5a4ec064e01ab04b850458e4e96e8fccb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling experiment_backtrace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.17s
[INFO] running `Command { std: "docker" "inspect" "c7f8b92fdfe3b41b18371c240a9dcc5a4ec064e01ab04b850458e4e96e8fccb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7f8b92fdfe3b41b18371c240a9dcc5a4ec064e01ab04b850458e4e96e8fccb8", kill_on_drop: false }`
[INFO] [stdout] c7f8b92fdfe3b41b18371c240a9dcc5a4ec064e01ab04b850458e4e96e8fccb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28190feeb870f9aca8245d849f564464211061d1f04cbc3a8b085eb5ee2322af
[INFO] running `Command { std: "docker" "start" "-a" "28190feeb870f9aca8245d849f564464211061d1f04cbc3a8b085eb5ee2322af", kill_on_drop: false }`
[INFO] [stderr]    Compiling experiment_backtrace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "28190feeb870f9aca8245d849f564464211061d1f04cbc3a8b085eb5ee2322af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28190feeb870f9aca8245d849f564464211061d1f04cbc3a8b085eb5ee2322af", kill_on_drop: false }`
[INFO] [stdout] 28190feeb870f9aca8245d849f564464211061d1f04cbc3a8b085eb5ee2322af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 03d47301c1ca772a67e49a57a8854afe6a3ffd88585cc4aab982bf558e2c7137
[INFO] running `Command { std: "docker" "start" "-a" "03d47301c1ca772a67e49a57a8854afe6a3ffd88585cc4aab982bf558e2c7137", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/experiment_backtrace-c373a15d4599c0b5)
[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" "03d47301c1ca772a67e49a57a8854afe6a3ffd88585cc4aab982bf558e2c7137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03d47301c1ca772a67e49a57a8854afe6a3ffd88585cc4aab982bf558e2c7137", kill_on_drop: false }`
[INFO] [stdout] 03d47301c1ca772a67e49a57a8854afe6a3ffd88585cc4aab982bf558e2c7137