[INFO] cloning repository https://github.com/takuchalle/blog_os_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/takuchalle/blog_os_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakuchalle%2Fblog_os_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakuchalle%2Fblog_os_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03cfa6f7032352f414759a4f63e29107e3d5cc4f
[INFO] checking takuchalle/blog_os_rs against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakuchalle%2Fblog_os_rs" "/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/takuchalle/blog_os_rs on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] removed /workspace/builds/worker-8/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/takuchalle/blog_os_rs
[INFO] finished tweaking git repo https://github.com/takuchalle/blog_os_rs
[INFO] tweaked toml for git repo https://github.com/takuchalle/blog_os_rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/takuchalle/blog_os_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr] warning: spurious network error (2 tries remaining): [28] Timeout was reached (failed to download any data for `bit_field v0.10.1` within 30s)
[INFO] [stderr]   Downloaded bit_field v0.10.1
[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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1b83dc38f1999799d12878fb49b64130c37e2bf9d341f466c4b460d6036be0c
[INFO] running `Command { std: "docker" "start" "-a" "e1b83dc38f1999799d12878fb49b64130c37e2bf9d341f466c4b460d6036be0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1b83dc38f1999799d12878fb49b64130c37e2bf9d341f466c4b460d6036be0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1b83dc38f1999799d12878fb49b64130c37e2bf9d341f466c4b460d6036be0c", kill_on_drop: false }`
[INFO] [stdout] e1b83dc38f1999799d12878fb49b64130c37e2bf9d341f466c4b460d6036be0c
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41d649e935082718780f982fab159f30a779040a81968aa0d213c37899d59af2
[INFO] running `Command { std: "docker" "start" "-a" "41d649e935082718780f982fab159f30a779040a81968aa0d213c37899d59af2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking volatile v0.2.7
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling blog_os_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: cc: error: unrecognized argument in option '-mabi=lp64'
[INFO] [stderr] warning: cc: note: valid arguments to '-mabi=' are: ms sysv
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `blog_os_rs v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/blog_os_rs-0de83ccbae06d8f1/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   OPT_LEVEL = Some("0")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CC = None
[INFO] [stderr]   CC = None
[INFO] [stderr]   CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CFLAGS = None
[INFO] [stderr]   CFLAGS = None
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   DEBUG = Some("true")
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some("fxsr,sse,sse2")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-Wall" "-Wextra" "-march=rv64i" "-mabi=lp64" "-o" "/opt/rustwide/target/debug/build/blog_os_rs-50918da9c59d53df/out/boot.o" "-c" "boot.s"
[INFO] [stderr]   cargo:warning=cc: error: unrecognized argument in option '-mabi=lp64'
[INFO] [stderr]   cargo:warning=cc: note: valid arguments to '-mabi=' are: ms sysv
[INFO] [stderr]   exit status: 1
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   error occurred: Command "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-Wall" "-Wextra" "-march=rv64i" "-mabi=lp64" "-o" "/opt/rustwide/target/debug/build/blog_os_rs-50918da9c59d53df/out/boot.o" "-c" "boot.s" with args "cc" did not execute successfully (status code exit status: 1).
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "41d649e935082718780f982fab159f30a779040a81968aa0d213c37899d59af2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d649e935082718780f982fab159f30a779040a81968aa0d213c37899d59af2", kill_on_drop: false }`
[INFO] [stdout] 41d649e935082718780f982fab159f30a779040a81968aa0d213c37899d59af2