[INFO] cloning repository https://github.com/light4/riscv-baremetal-rust-helloworld
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/light4/riscv-baremetal-rust-helloworld" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flight4%2Friscv-baremetal-rust-helloworld", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flight4%2Friscv-baremetal-rust-helloworld'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d72b5c58d3e2fa86b11370a78886fdf8deee0bf
[INFO] testing light4/riscv-baremetal-rust-helloworld against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flight4%2Friscv-baremetal-rust-helloworld" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/light4/riscv-baremetal-rust-helloworld 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-4/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/light4/riscv-baremetal-rust-helloworld
[INFO] finished tweaking git repo https://github.com/light4/riscv-baremetal-rust-helloworld
[INFO] tweaked toml for git repo https://github.com/light4/riscv-baremetal-rust-helloworld written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/light4/riscv-baremetal-rust-helloworld 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded r0 v1.0.0
[INFO] [stderr]   Downloaded riscv-rt v0.8.0
[INFO] [stderr]   Downloaded riscv v0.6.0
[INFO] [stderr]   Downloaded riscv-target v0.1.2
[INFO] [stderr]   Downloaded riscv-rt-macros v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 6b384b9d710b230a88d7cf43c71ed75bc9d456ed47f3a828276b10b77df2ad21
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6b384b9d710b230a88d7cf43c71ed75bc9d456ed47f3a828276b10b77df2ad21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b384b9d710b230a88d7cf43c71ed75bc9d456ed47f3a828276b10b77df2ad21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b384b9d710b230a88d7cf43c71ed75bc9d456ed47f3a828276b10b77df2ad21", kill_on_drop: false }`
[INFO] [stdout] 6b384b9d710b230a88d7cf43c71ed75bc9d456ed47f3a828276b10b77df2ad21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 66cab7c6103b0b64a762393547b2cef9965fdbb29584e0c57d7ba0fb75c71dd4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "66cab7c6103b0b64a762393547b2cef9965fdbb29584e0c57d7ba0fb75c71dd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling r0 v1.0.0
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling riscv-target v0.1.2
[INFO] [stderr]    Compiling riscv v0.6.0
[INFO] [stderr]    Compiling riscv-rt v0.8.0
[INFO] [stderr]    Compiling riscv-rt-macros v0.1.6
[INFO] [stderr]    Compiling riscv-baremetal-rust-helloworld 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 `riscv-baremetal-rust-helloworld`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "66cab7c6103b0b64a762393547b2cef9965fdbb29584e0c57d7ba0fb75c71dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66cab7c6103b0b64a762393547b2cef9965fdbb29584e0c57d7ba0fb75c71dd4", kill_on_drop: false }`
[INFO] [stdout] 66cab7c6103b0b64a762393547b2cef9965fdbb29584e0c57d7ba0fb75c71dd4