[INFO] cloning repository https://github.com/PhotonQuantum/magic-in-ten-mins-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PhotonQuantum/magic-in-ten-mins-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhotonQuantum%2Fmagic-in-ten-mins-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhotonQuantum%2Fmagic-in-ten-mins-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d3fbf24bbdd7ae47aecae32013803f57a654cd2e [INFO] checking PhotonQuantum/magic-in-ten-mins-rs against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhotonQuantum%2Fmagic-in-ten-mins-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PhotonQuantum/magic-in-ten-mins-rs on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/PhotonQuantum/magic-in-ten-mins-rs [INFO] finished tweaking git repo https://github.com/PhotonQuantum/magic-in-ten-mins-rs [INFO] tweaked toml for git repo https://github.com/PhotonQuantum/magic-in-ten-mins-rs written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/PhotonQuantum/magic-in-ten-mins-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 018b396bb9ebde149b21d08749f6a19a78f642e7eb416c7ee7f9c8cc4ffef09d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "018b396bb9ebde149b21d08749f6a19a78f642e7eb416c7ee7f9c8cc4ffef09d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "018b396bb9ebde149b21d08749f6a19a78f642e7eb416c7ee7f9c8cc4ffef09d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "018b396bb9ebde149b21d08749f6a19a78f642e7eb416c7ee7f9c8cc4ffef09d", kill_on_drop: false }` [INFO] [stdout] 018b396bb9ebde149b21d08749f6a19a78f642e7eb416c7ee7f9c8cc4ffef09d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2c62a41882a6d5f7781767e2957afb99301597eb3af28af67f9dc5deae9fc4b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d2c62a41882a6d5f7781767e2957afb99301597eb3af28af67f9dc5deae9fc4b", kill_on_drop: false }` [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling tango v0.8.0 (https://github.com/pnkfelix/tango.git#2f1a7685) [INFO] [stderr] Compiling same-file v0.1.3 [INFO] [stderr] Compiling tinyvec v1.1.0 [INFO] [stderr] Compiling walkdir v1.0.7 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling unicode-normalization v0.1.16 [INFO] [stderr] Compiling syn v1.0.53 [INFO] [stderr] Compiling filetime v0.1.15 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling magic-in-ten-mins-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `magic-in-ten-mins-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/magic-in-ten-mins-rs-7586a31acad7a5a3/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] Running tango; no previously recorded run [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] emit rerun if: false [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/lib.rs", ext is "rs" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/lib.md", ext is "md" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/HKT.md", ext is "md" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/HKT.rs", ext is "rs" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/Algeff.md", ext is "md" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/Algeff.rs", ext is "rs" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/CoData.md", ext is "md" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/CoData.rs", ext is "rs" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/ChurchE.md", ext is "md" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/ChurchE.rs", ext is "rs" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/Lifting.md", ext is "md" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/Lifting.rs", ext is "rs" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/GADT.md", ext is "md" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/GADT.rs", ext is "rs" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/Continuation.md", ext is "md" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/Continuation.rs", ext is "rs" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/Monoid.md", ext is "md" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/Monoid.rs", ext is "rs" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/CHIso.md", ext is "md" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/CHIso.rs", ext is "rs" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/TableDriven.md", ext is "md" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/TableDriven.rs", ext is "rs" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/Monad.md", ext is "md" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/Monad.rs", ext is "rs" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/StateMonad.md", ext is "md" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/StateMonad.rs", ext is "rs" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/ADT.md", ext is "md" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/ADT.rs", ext is "rs" [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: IoError(Os { code: 30, kind: Other, message: "Read-only file system" })', build.rs:3:35 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55accb38c390 - std::backtrace_rs::backtrace::libunwind::trace::h4dee703919bfd40a [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55accb38c390 - std::backtrace_rs::backtrace::trace_unsynchronized::h457e839f1a563e20 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55accb38c390 - std::sys_common::backtrace::_print_fmt::h86a55fb30f8393c8 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55accb38c390 - ::fmt::h7b3d6cac46d277e1 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55accb3a39bf - core::fmt::write::h127419eb46f2ecc9 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x55accb389d35 - std::io::Write::write_fmt::h6010cfbb4726588b [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/io/mod.rs:1578:15 [INFO] [stderr] 6: 0x55accb38df2b - std::sys_common::backtrace::_print::h79b4f9652330cc9d [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55accb38df2b - std::sys_common::backtrace::print::h330bb326a76af8cf [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55accb38df2b - std::panicking::default_hook::{{closure}}::heb6a42a7d50a472e [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55accb38d9f3 - std::panicking::default_hook::h17e521ba6d68d6e1 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55accb38e4dd - std::panicking::rust_panic_with_hook::h70db735e3a6e70cb [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55accb38e0d7 - std::panicking::begin_panic_handler::{{closure}}::h777c71c8e5a7e25c [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55accb38c84c - std::sys_common::backtrace::__rust_end_short_backtrace::h3e9bf30168899554 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55accb38e039 - rust_begin_unwind [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55accb330181 - core::panicking::panic_fmt::h5322a082d19786c3 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55accb330213 - core::result::unwrap_failed::hbee7d9f7831678f0 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x55accb330a74 - core::result::Result::unwrap::ha6324e5350ab1e98 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x55accb330bbf - build_script_build::main::he94c452be26acba5 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:3:13 [INFO] [stderr] 18: 0x55accb330aeb - core::ops::function::FnOnce::call_once::h961ea3aa30d87c72 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55accb3309de - std::sys_common::backtrace::__rust_begin_short_backtrace::hce9d67d05a62e556 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55accb3309b1 - std::rt::lang_start::{{closure}}::h5900adb2453c028f [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55accb38e8da - core::ops::function::impls:: for &F>::call_once::hbcc915e668c7ca11 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55accb38e8da - std::panicking::try::do_call::h6b0f430d48122ddf [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55accb38e8da - std::panicking::try::h6ba420e2e21b5afa [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55accb38e8da - std::panic::catch_unwind::h8366719d1f615eee [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x55accb38e8da - std::rt::lang_start_internal::h965c28c9ce06ee73 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55accb330990 - std::rt::lang_start::hc3e8f531e4a4c4bb [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55accb330bec - main [INFO] [stderr] 28: 0x7f879948b0b3 - __libc_start_main [INFO] [stderr] 29: 0x55accb33089e - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "d2c62a41882a6d5f7781767e2957afb99301597eb3af28af67f9dc5deae9fc4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2c62a41882a6d5f7781767e2957afb99301597eb3af28af67f9dc5deae9fc4b", kill_on_drop: false }` [INFO] [stdout] d2c62a41882a6d5f7781767e2957afb99301597eb3af28af67f9dc5deae9fc4b