[INFO] cloning repository https://github.com/Xiaobin0860/rust_learning [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Xiaobin0860/rust_learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXiaobin0860%2Frust_learning", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXiaobin0860%2Frust_learning'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f9b68c91a4cb2a31c1a3a41d8d35dbf5d1be3a4f [INFO] checking Xiaobin0860/rust_learning against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXiaobin0860%2Frust_learning" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Xiaobin0860/rust_learning on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Xiaobin0860/rust_learning [INFO] finished tweaking git repo https://github.com/Xiaobin0860/rust_learning [INFO] tweaked toml for git repo https://github.com/Xiaobin0860/rust_learning written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/Xiaobin0860/rust_learning already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 52a017d001bf52ee0de846edfb0639c0a14fb7e8f6a0b5dd585c1ded664ccf56 [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" "52a017d001bf52ee0de846edfb0639c0a14fb7e8f6a0b5dd585c1ded664ccf56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "52a017d001bf52ee0de846edfb0639c0a14fb7e8f6a0b5dd585c1ded664ccf56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52a017d001bf52ee0de846edfb0639c0a14fb7e8f6a0b5dd585c1ded664ccf56", kill_on_drop: false }` [INFO] [stdout] 52a017d001bf52ee0de846edfb0639c0a14fb7e8f6a0b5dd585c1ded664ccf56 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6f5b5148de6a3af480e4d5b4cf403aff0ffc80c2de4c58544ec809ab6161c1a0 [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" "6f5b5148de6a3af480e4d5b4cf403aff0ffc80c2de4c58544ec809ab6161c1a0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Checking futures-sink v0.3.15 [INFO] [stderr] Checking futures-io v0.3.15 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Checking httpdate v1.0.1 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking unicode-segmentation v1.7.1 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking multimap v0.8.3 [INFO] [stderr] Checking hello_bin v0.1.0 (/opt/rustwide/workdir/training/hello_bin) [INFO] [stderr] Compiling tokio v1.9.0 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking http v0.2.4 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Checking futures-channel v0.3.15 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking tracing-log v0.1.2 [INFO] [stderr] Checking petgraph v0.5.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking socket2 v0.4.0 [INFO] [stderr] Compiling which v4.1.0 [INFO] [stderr] Compiling rust_learning v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Checking dashmap v4.0.2 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Compiling prost-build v0.8.0 [INFO] [stderr] Compiling prost-build v0.7.0 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking http-body v0.4.2 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Compiling tokio-macros v1.2.0 [INFO] [stderr] Compiling prost-derive v0.8.0 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Compiling pin-project-internal v1.0.8 [INFO] [stderr] Compiling async-stream-impl v0.3.2 [INFO] [stderr] Compiling async-trait v0.1.50 [INFO] [stderr] Compiling prost-derive v0.7.0 [INFO] [stderr] Checking async-stream v0.3.2 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking pin-project v1.0.8 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking prost v0.7.0 [INFO] [stderr] Compiling prost v0.8.0 [INFO] [stderr] Checking prost-types v0.7.0 [INFO] [stderr] Compiling prost-types v0.8.0 [INFO] [stderr] Checking futures-executor v0.3.15 [INFO] [stderr] Checking futures v0.3.15 [INFO] [stderr] Checking prostc v0.1.0 (/opt/rustwide/workdir/training/prostc) [INFO] [stderr] Checking tokio-util v0.6.7 [INFO] [stderr] Checking tokio-io-timeout v1.1.1 [INFO] [stderr] Checking tokio-stream v0.1.7 [INFO] [stderr] Compiling tonic-build v0.5.1 [INFO] [stderr] Checking h2 v0.3.3 [INFO] [stderr] Checking tower v0.4.8 [INFO] [stderr] Compiling kv v0.1.0 (/opt/rustwide/workdir/training/kv) [INFO] [stderr] Compiling pow v0.1.0 (/opt/rustwide/workdir/training/pow) [INFO] [stderr] Checking tracing-serde v0.1.2 [INFO] [stderr] error: failed to run custom build command for `pow v0.1.0 (/opt/rustwide/workdir/training/pow)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pow-0f121016b1972465/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', training/pow/build.rs:5:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56530f1219e0 - std::backtrace_rs::backtrace::libunwind::trace::h0f5cd2ee8b0d7274 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x56530f1219e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h06905b5aeda069a1 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56530f1219e0 - std::sys_common::backtrace::_print_fmt::h4fe4c7c875072f30 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x56530f1219e0 - ::fmt::hcc0746f004a9b7ef [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x56530f1466bc - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x56530f11f095 - std::io::Write::write_fmt::h23dab4cc9ce72ee2 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/io/mod.rs:1665:15 [INFO] [stderr] 6: 0x56530f123f2b - std::sys_common::backtrace::_print::h173dc702502d65d2 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x56530f123f2b - std::sys_common::backtrace::print::h61bd27c4742ba817 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x56530f123f2b - std::panicking::default_hook::{{closure}}::hcaae87f0495ae613 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x56530f123a01 - std::panicking::default_hook::h0538e728ee080db0 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x56530f124619 - std::panicking::rust_panic_with_hook::h3039e236b6ca482c [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:626:17 [INFO] [stderr] 11: 0x56530f1240d7 - std::panicking::begin_panic_handler::{{closure}}::h884fbab544ffd91c [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x56530f121edc - std::sys_common::backtrace::__rust_end_short_backtrace::hdaf2e18ba3d91210 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x56530f124039 - rust_begin_unwind [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x56530ee62881 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x56530ee62973 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/result.rs:1599:5 [INFO] [stderr] 16: 0x56530ee9d2e7 - core::result::Result::unwrap::h245da5a35c6d01bd [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/result.rs:1281:23 [INFO] [stderr] 17: 0x56530ee75d58 - build_script_build::main::h6b76de5ec739a3a1 [INFO] [stderr] at /opt/rustwide/workdir/training/pow/build.rs:2:5 [INFO] [stderr] 18: 0x56530ee71abb - core::ops::function::FnOnce::call_once::h52b544babdcd429d [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x56530ee7484e - std::sys_common::backtrace::__rust_begin_short_backtrace::ha9d0ad47cd82ee91 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x56530ee72d91 - std::rt::lang_start::{{closure}}::h7d3340e04517cb22 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/rt.rs:63:18 [INFO] [stderr] 21: 0x56530f124bfa - core::ops::function::impls:: for &F>::call_once::h61bcc1dec5918b7e [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x56530f124bfa - std::panicking::try::do_call::h672d24f85ce22db4 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x56530f124bfa - std::panicking::try::he383e7ef11604e58 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x56530f124bfa - std::panic::catch_unwind::h502ac6058961e393 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x56530f124bfa - std::rt::lang_start_internal::{{closure}}::h851ee37bb5d99fdf [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/rt.rs:45:48 [INFO] [stderr] 26: 0x56530f124bfa - std::panicking::try::do_call::h84f41bb3453bbd14 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:401:40 [INFO] [stderr] 27: 0x56530f124bfa - std::panicking::try::h969c45dbbf2e4c94 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panicking.rs:365:19 [INFO] [stderr] 28: 0x56530f124bfa - std::panic::catch_unwind::he40b1a4614f73e03 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/panic.rs:434:14 [INFO] [stderr] 29: 0x56530f124bfa - std::rt::lang_start_internal::h0fbab25cccdb30d8 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/rt.rs:45:20 [INFO] [stderr] 30: 0x56530ee72d60 - std::rt::lang_start::h0a045f35215af523 [INFO] [stderr] at /rustc/3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f/library/std/src/rt.rs:62:5 [INFO] [stderr] 31: 0x56530ee75d7c - main [INFO] [stderr] 32: 0x7f38a6f4a0b3 - __libc_start_main [INFO] [stderr] 33: 0x56530ee6307e - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "6f5b5148de6a3af480e4d5b4cf403aff0ffc80c2de4c58544ec809ab6161c1a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f5b5148de6a3af480e4d5b4cf403aff0ffc80c2de4c58544ec809ab6161c1a0", kill_on_drop: false }` [INFO] [stdout] 6f5b5148de6a3af480e4d5b4cf403aff0ffc80c2de4c58544ec809ab6161c1a0