[INFO] cloning repository https://github.com/rac-sri/blog-os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rac-sri/blog-os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frac-sri%2Fblog-os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frac-sri%2Fblog-os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd8c9f0d03cb14b3d7bf09141ea2e731efb7b9a2
[INFO] checking rac-sri/blog-os against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frac-sri%2Fblog-os" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rac-sri/blog-os on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/rac-sri/blog-os
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/rac-sri/blog-os
[INFO] tweaked toml for git repo https://github.com/rac-sri/blog-os written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rac-sri/blog-os already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d593f94b274ce7fbf1dbe2223904b8cdf175bcd6c4fe9ca8b70a15e13324f37
[INFO] running `Command { std: "docker" "start" "-a" "5d593f94b274ce7fbf1dbe2223904b8cdf175bcd6c4fe9ca8b70a15e13324f37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d593f94b274ce7fbf1dbe2223904b8cdf175bcd6c4fe9ca8b70a15e13324f37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d593f94b274ce7fbf1dbe2223904b8cdf175bcd6c4fe9ca8b70a15e13324f37", kill_on_drop: false }`
[INFO] [stdout] 5d593f94b274ce7fbf1dbe2223904b8cdf175bcd6c4fe9ca8b70a15e13324f37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ce806144c983c1c9fa50258fce88a960f5bf49d7f1443ef1a9a2d0ed4dda861
[INFO] running `Command { std: "docker" "start" "-a" "8ce806144c983c1c9fa50258fce88a960f5bf49d7f1443ef1a9a2d0ed4dda861", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]    Compiling bootloader v0.9.23
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking conquer-util v0.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking volatile v0.2.7
[INFO] [stderr]     Checking pc-keyboard v0.5.1
[INFO] [stderr]     Checking spinning_top v0.2.5
[INFO] [stderr]     Checking linked_list_allocator v0.9.1
[INFO] [stderr]     Checking conquer-once v0.2.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking x86_64 v0.14.11
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking pic8259 v0.10.4
[INFO] [stderr]     Checking uart_16550 v0.2.19
[INFO] [stderr]     Checking blog_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blog_os` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8ce806144c983c1c9fa50258fce88a960f5bf49d7f1443ef1a9a2d0ed4dda861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce806144c983c1c9fa50258fce88a960f5bf49d7f1443ef1a9a2d0ed4dda861", kill_on_drop: false }`
[INFO] [stdout] 8ce806144c983c1c9fa50258fce88a960f5bf49d7f1443ef1a9a2d0ed4dda861
[INFO] checking rac-sri/blog-os against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frac-sri%2Fblog-os" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rac-sri/blog-os on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/rac-sri/blog-os
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/rac-sri/blog-os
[INFO] tweaked toml for git repo https://github.com/rac-sri/blog-os written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rac-sri/blog-os already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab301a730811c76b237f6230532f62e16a8e26a2e2fc439cd3df3cbcd41aa6fe
[INFO] running `Command { std: "docker" "start" "-a" "ab301a730811c76b237f6230532f62e16a8e26a2e2fc439cd3df3cbcd41aa6fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab301a730811c76b237f6230532f62e16a8e26a2e2fc439cd3df3cbcd41aa6fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab301a730811c76b237f6230532f62e16a8e26a2e2fc439cd3df3cbcd41aa6fe", kill_on_drop: false }`
[INFO] [stdout] ab301a730811c76b237f6230532f62e16a8e26a2e2fc439cd3df3cbcd41aa6fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e1d4cc505284d5e2b3365ca6d0760dbc42d676ac7c3a5715d2cd1adb3e5d3f0
[INFO] running `Command { std: "docker" "start" "-a" "7e1d4cc505284d5e2b3365ca6d0760dbc42d676ac7c3a5715d2cd1adb3e5d3f0", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "7e1d4cc505284d5e2b3365ca6d0760dbc42d676ac7c3a5715d2cd1adb3e5d3f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e1d4cc505284d5e2b3365ca6d0760dbc42d676ac7c3a5715d2cd1adb3e5d3f0", kill_on_drop: false }`
[INFO] [stdout] 7e1d4cc505284d5e2b3365ca6d0760dbc42d676ac7c3a5715d2cd1adb3e5d3f0