[INFO] cloning repository https://github.com/CordlessCoder/os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CordlessCoder/os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCordlessCoder%2Fos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCordlessCoder%2Fos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e5eb49958a23093e61dc5606aac49c83df2e583
[INFO] checking CordlessCoder/os against try#22cc29ba5b459fb386c0406b9baf3a49eb0fba39 for pr-146095
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCordlessCoder%2Fos" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/CordlessCoder/os
[INFO] finished tweaking git repo https://github.com/CordlessCoder/os
[INFO] tweaked toml for git repo https://github.com/CordlessCoder/os written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CordlessCoder/os on toolchain 22cc29ba5b459fb386c0406b9baf3a49eb0fba39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CordlessCoder/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" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aaf3711274e04c3ff77dc6321640393278014426885a69b465dc47cf74cb2140
[INFO] running `Command { std: "docker" "start" "-a" "aaf3711274e04c3ff77dc6321640393278014426885a69b465dc47cf74cb2140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aaf3711274e04c3ff77dc6321640393278014426885a69b465dc47cf74cb2140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaf3711274e04c3ff77dc6321640393278014426885a69b465dc47cf74cb2140", kill_on_drop: false }`
[INFO] [stdout] aaf3711274e04c3ff77dc6321640393278014426885a69b465dc47cf74cb2140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7feab2b28ea7d5f590965765d103456c27f7c4f88732ceb9f93cc3e29ee4ab6
[INFO] running `Command { std: "docker" "start" "-a" "c7feab2b28ea7d5f590965765d103456c27f7c4f88732ceb9f93cc3e29ee4ab6", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling bootloader v0.9.30
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking pc-keyboard v0.8.0
[INFO] [stderr]     Checking volatile v0.6.1
[INFO] [stderr]     Checking x86_64 v0.15.2
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking rand v0.9.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking spinlock v0.1.0 (/opt/rustwide/workdir/spinlock)
[INFO] [stderr]     Checking pic8259 v0.11.0
[INFO] [stderr]     Checking uart_16550 v0.3.2
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking kernel v0.1.0 (/opt/rustwide/workdir/kernel)
[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: 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: 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] [stderr] error: could not compile `kernel` (test "basic_boot") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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: 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: 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] [stderr] error: could not compile `kernel` (test "stack_overflow") due to 1 previous error
[INFO] [stderr] error: could not compile `kernel` (bin "kernel" test) due to 1 previous error
[INFO] [stderr] error: could not compile `kernel` (lib test) due to 1 previous error
[INFO] [stderr] error: could not compile `kernel` (bin "kernel") due to 1 previous error
[INFO] [stderr] error: could not compile `kernel` (test "heap_alloc") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "c7feab2b28ea7d5f590965765d103456c27f7c4f88732ceb9f93cc3e29ee4ab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7feab2b28ea7d5f590965765d103456c27f7c4f88732ceb9f93cc3e29ee4ab6", kill_on_drop: false }`
[INFO] [stdout] c7feab2b28ea7d5f590965765d103456c27f7c4f88732ceb9f93cc3e29ee4ab6
