[INFO] cloning repository https://github.com/TheWebDevel/pensieve_os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheWebDevel/pensieve_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheWebDevel%2Fpensieve_os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheWebDevel%2Fpensieve_os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69e415a8d9f5ecf2c664023baf9bff7f149c4b4f
[INFO] testing TheWebDevel/pensieve_os against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheWebDevel%2Fpensieve_os" "/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/TheWebDevel/pensieve_os on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] started tweaking git repo https://github.com/TheWebDevel/pensieve_os
[INFO] finished tweaking git repo https://github.com/TheWebDevel/pensieve_os
[INFO] tweaked toml for git repo https://github.com/TheWebDevel/pensieve_os written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/TheWebDevel/pensieve_os already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8ecc5ab5515685c0ab187223ea4b6c9c10f6710b8dd7fe9e29367b1d3d8fc91
[INFO] running `Command { std: "docker" "start" "-a" "f8ecc5ab5515685c0ab187223ea4b6c9c10f6710b8dd7fe9e29367b1d3d8fc91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8ecc5ab5515685c0ab187223ea4b6c9c10f6710b8dd7fe9e29367b1d3d8fc91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8ecc5ab5515685c0ab187223ea4b6c9c10f6710b8dd7fe9e29367b1d3d8fc91", kill_on_drop: false }`
[INFO] [stdout] f8ecc5ab5515685c0ab187223ea4b6c9c10f6710b8dd7fe9e29367b1d3d8fc91
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 985339596f942c643ff7eced435b2dd1107134772482249ee07cfe65745cd7cc
[INFO] running `Command { std: "docker" "start" "-a" "985339596f942c643ff7eced435b2dd1107134772482249ee07cfe65745cd7cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling bootloader v0.8.9
[INFO] [stderr]    Compiling volatile v0.2.6
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling pensieve_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::fmt::Write`
[INFO] [stdout]   --> src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use core::fmt::Write;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pensieve_os` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "985339596f942c643ff7eced435b2dd1107134772482249ee07cfe65745cd7cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "985339596f942c643ff7eced435b2dd1107134772482249ee07cfe65745cd7cc", kill_on_drop: false }`
[INFO] [stdout] 985339596f942c643ff7eced435b2dd1107134772482249ee07cfe65745cd7cc
