[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] 9ce50cfe211cc5d455e13544b9da7c36202db2a7
[INFO] testing alexfikl/polsys-rs against try#311784882baa42a9638298cb325fa01a062c9d0f+cargoflags=-Zbuild-dir-new-layout for pr-149852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexfikl%2Fpolsys-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[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-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alexfikl/polsys-rs on toolchain 311784882baa42a9638298cb325fa01a062c9d0f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+311784882baa42a9638298cb325fa01a062c9d0f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a4db79c44b9c1d92409a3a2e50a1d997ed2ca6cec07c6a5fb697fac42c6805b
[INFO] running `Command { std: "docker" "start" "-a" "3a4db79c44b9c1d92409a3a2e50a1d997ed2ca6cec07c6a5fb697fac42c6805b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a4db79c44b9c1d92409a3a2e50a1d997ed2ca6cec07c6a5fb697fac42c6805b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a4db79c44b9c1d92409a3a2e50a1d997ed2ca6cec07c6a5fb697fac42c6805b", kill_on_drop: false }`
[INFO] [stdout] 3a4db79c44b9c1d92409a3a2e50a1d997ed2ca6cec07c6a5fb697fac42c6805b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 22dcb49fcf56726b5c7af7806c64a20c7236b13451f4f1b28b3b463455723d6d
[INFO] running `Command { std: "docker" "start" "-a" "22dcb49fcf56726b5c7af7806c64a20c7236b13451f4f1b28b3b463455723d6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling cc v1.2.49
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling polsys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling 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/1ec7e9601d37c721/build-script/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   OUT_DIR = Some(/opt/rustwide/target/debug/build/polsys/9e61b1b318e4ab26/build-script-execution/out)
[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]   TARGET = Some(x86_64-unknown-linux-gnu)
[INFO] [stderr]   DEBUG = Some(true)
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some(fxsr,sse,sse2,x87)
[INFO] [stderr]   HOST = Some(x86_64-unknown-linux-gnu)
[INFO] [stderr]   cargo:rerun-if-env-changed=CFLAGS
[INFO] [stderr]   CFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CFLAGS
[INFO] [stderr]   HOST_CFLAGS = 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=CFLAGS_x86_64-unknown-linux-gnu
[INFO] [stderr]   CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CARGO_ENCODED_RUSTFLAGS = Some(--cap-lints=forbid)
[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 in cc-rs: command did not execute successfully (status code exit status: 1): LC_ALL="C" "gfortran" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-gdwarf-4" "-fno-omit-frame-pointer" "-m64" "-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/9e61b1b318e4ab26/build-script-execution/out/5f15c91c62586f86-polsys_plp.o" "-c" "polsys-plp/polsys_plp.f90"
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "22dcb49fcf56726b5c7af7806c64a20c7236b13451f4f1b28b3b463455723d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22dcb49fcf56726b5c7af7806c64a20c7236b13451f4f1b28b3b463455723d6d", kill_on_drop: false }`
[INFO] [stdout] 22dcb49fcf56726b5c7af7806c64a20c7236b13451f4f1b28b3b463455723d6d