[INFO] cloning repository https://github.com/behrat/promow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/behrat/promow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbehrat%2Fpromow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbehrat%2Fpromow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e8faa2df4719cd5665dac29d74d9de46e6ee267
[INFO] testing behrat/promow against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbehrat%2Fpromow" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/behrat/promow on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/.cargo/config
[INFO] started tweaking git repo https://github.com/behrat/promow
[INFO] finished tweaking git repo https://github.com/behrat/promow
[INFO] tweaked toml for git repo https://github.com/behrat/promow written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/behrat/promow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bobbin-bits v0.1.1
[INFO] [stderr]   Downloaded panic-itm v0.4.1
[INFO] [stderr]   Downloaded alt-stm32f30x-hal v0.24.0
[INFO] [stderr]   Downloaded stm32f3 v0.11.0
[INFO] [stderr]   Downloaded bitrate v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ccdc186520260d767390e2743ba38890585e12eaa77fb5ca00ff39d2011b2bf
[INFO] running `Command { std: "docker" "start" "-a" "3ccdc186520260d767390e2743ba38890585e12eaa77fb5ca00ff39d2011b2bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ccdc186520260d767390e2743ba38890585e12eaa77fb5ca00ff39d2011b2bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ccdc186520260d767390e2743ba38890585e12eaa77fb5ca00ff39d2011b2bf", kill_on_drop: false }`
[INFO] [stdout] 3ccdc186520260d767390e2743ba38890585e12eaa77fb5ca00ff39d2011b2bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 680a885f9e7c4ca6d002a94ce72a7ba999e2b7db2a8d4261a637f09e65e6aa57
[INFO] running `Command { std: "docker" "start" "-a" "680a885f9e7c4ca6d002a94ce72a7ba999e2b7db2a8d4261a637f09e65e6aa57", kill_on_drop: false }`
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling cortex-m v0.6.3
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling stm32f3 v0.11.0
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitrate v0.1.1
[INFO] [stderr]    Compiling bobbin-bits v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.4
[INFO] [stderr]    Compiling as-slice v0.1.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling aligned v0.3.4
[INFO] [stderr]    Compiling panic-itm v0.4.1
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling alt-stm32f30x-hal v0.24.0
[INFO] [stderr]    Compiling promow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `promow`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "680a885f9e7c4ca6d002a94ce72a7ba999e2b7db2a8d4261a637f09e65e6aa57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "680a885f9e7c4ca6d002a94ce72a7ba999e2b7db2a8d4261a637f09e65e6aa57", kill_on_drop: false }`
[INFO] [stdout] 680a885f9e7c4ca6d002a94ce72a7ba999e2b7db2a8d4261a637f09e65e6aa57