[INFO] cloning repository https://github.com/alexfikl/polsys-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexfikl/polsys-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexfikl%2Fpolsys-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexfikl%2Fpolsys-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42fa6c154ac07fdb85c45ca418b845e1d661c8a4
[INFO] checking alexfikl/polsys-rs/42fa6c154ac07fdb85c45ca418b845e1d661c8a4 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexfikl%2Fpolsys-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexfikl/polsys-rs on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexfikl/polsys-rs
[INFO] finished tweaking git repo https://github.com/alexfikl/polsys-rs
[INFO] tweaked toml for git repo https://github.com/alexfikl/polsys-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/alexfikl/polsys-rs 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.1.22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ac827dc344018fa07db8f803ca20fab640c848f3fe77be51b91dc786a8d972e
[INFO] running `Command { std: "docker" "start" "-a" "5ac827dc344018fa07db8f803ca20fab640c848f3fe77be51b91dc786a8d972e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ac827dc344018fa07db8f803ca20fab640c848f3fe77be51b91dc786a8d972e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ac827dc344018fa07db8f803ca20fab640c848f3fe77be51b91dc786a8d972e", kill_on_drop: false }`
[INFO] [stdout] 5ac827dc344018fa07db8f803ca20fab640c848f3fe77be51b91dc786a8d972e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 155bac6c436b9028b41be50f414aefdf908e0fcda1141a42ec69802ae1ae50e6
[INFO] running `Command { std: "docker" "start" "-a" "155bac6c436b9028b41be50f414aefdf908e0fcda1141a42ec69802ae1ae50e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.1.22
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling polsys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr] warning: polsys@0.1.0: polsys-plp/polsys_plp.f90:8:31:
[INFO] [stderr] warning: polsys@0.1.0: 
[INFO] [stderr] warning: polsys@0.1.0:     8 |       END MODULE REAL_PRECISION
[INFO] [stderr] warning: polsys@0.1.0:       |                               1
[INFO] [stderr] warning: polsys@0.1.0: Fatal Error: Cannot open module file 'real_precision.mod0' for writing at (1): Read-only file system
[INFO] [stderr] warning: polsys@0.1.0: compilation terminated.
[INFO] [stderr] error: failed to run custom build command for `polsys v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/polsys-fff410dc7361cc8d/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   OUT_DIR = Some(/opt/rustwide/target/debug/build/polsys-e2afa2eaa3dcafb4/out)
[INFO] [stderr]   TARGET = Some(x86_64-unknown-linux-gnu)
[INFO] [stderr]   OPT_LEVEL = Some(0)
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT
[INFO] [stderr]   cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   DEBUG = Some(true)
[INFO] [stderr]   HOST = Some(x86_64-unknown-linux-gnu)
[INFO] [stderr]   cargo:rerun-if-env-changed=CFLAGS_x86_64-unknown-linux-gnu
[INFO] [stderr]   CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CFLAGS_x86_64_unknown_linux_gnu
[INFO] [stderr]   CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CFLAGS
[INFO] [stderr]   HOST_CFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CFLAGS
[INFO] [stderr]   CFLAGS = None
[INFO] [stderr]   cargo:warning=polsys-plp/polsys_plp.f90:8:31:
[INFO] [stderr]   cargo:warning=
[INFO] [stderr]   cargo:warning=    8 |       END MODULE REAL_PRECISION
[INFO] [stderr]   cargo:warning=      |                               1
[INFO] [stderr]   cargo:warning=Fatal Error: Cannot open module file 'real_precision.mod0' for writing at (1): Read-only file system
[INFO] [stderr]   cargo:warning=compilation terminated.
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   error occurred: Command "gfortran" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-gdwarf-4" "-fno-omit-frame-pointer" "-m64" "-static" "-Wall" "-Wextra" "-Wno-compare-reals" "-Wno-do-subscript" "-Wno-function-elimination" "-Wno-maybe-uninitialized" "-Wno-unused-dummy-argument" "-Wno-unused-label" "-Wno-tabs" "-O3" "-o" "/opt/rustwide/target/debug/build/polsys-e2afa2eaa3dcafb4/out/583ebab090eaf9aa-polsys_plp.o" "-c" "polsys-plp/polsys_plp.f90" with args gfortran did not execute successfully (status code exit status: 1).
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "155bac6c436b9028b41be50f414aefdf908e0fcda1141a42ec69802ae1ae50e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "155bac6c436b9028b41be50f414aefdf908e0fcda1141a42ec69802ae1ae50e6", kill_on_drop: false }`
[INFO] [stdout] 155bac6c436b9028b41be50f414aefdf908e0fcda1141a42ec69802ae1ae50e6