[INFO] cloning repository https://github.com/gavinzhou/hello-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gavinzhou/hello-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavinzhou%2Fhello-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavinzhou%2Fhello-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 74405adad711da3e59d5451cbdf6058603513463 [INFO] checking gavinzhou/hello-rust against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavinzhou%2Fhello-rust" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gavinzhou/hello-rust on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gavinzhou/hello-rust [INFO] finished tweaking git repo https://github.com/gavinzhou/hello-rust [INFO] tweaked toml for git repo https://github.com/gavinzhou/hello-rust written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/gavinzhou/hello-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5a9d8f68302a9b6602ba1a5c4466d375cb4e3330fe5775846375e7eb78728da2 [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" "5a9d8f68302a9b6602ba1a5c4466d375cb4e3330fe5775846375e7eb78728da2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a9d8f68302a9b6602ba1a5c4466d375cb4e3330fe5775846375e7eb78728da2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a9d8f68302a9b6602ba1a5c4466d375cb4e3330fe5775846375e7eb78728da2", kill_on_drop: false }` [INFO] [stdout] 5a9d8f68302a9b6602ba1a5c4466d375cb4e3330fe5775846375e7eb78728da2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0e825d02bcdcac0d019c9693bd18900f67923de51d6c44769ba6d2dd5296174 [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" "a0e825d02bcdcac0d019c9693bd18900f67923de51d6c44769ba6d2dd5296174", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking matches v0.1.6 [INFO] [stderr] Checking siphasher v0.2.2 [INFO] [stderr] Checking unicode-normalization v0.1.5 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Compiling rand v0.3.20 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Checking phf_shared v0.7.21 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking phf v0.7.21 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking idna v0.1.4 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling mime_guess v1.8.3 [INFO] [stderr] Checking url v1.6.0 [INFO] [stderr] error: failed to run custom build command for `mime_guess v1.8.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/mime_guess-3656fe6c47923683/build-script-gen_mime_types` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.8.3/src/gen_mime_types.rs:22:67 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5561ac68b867 - std::backtrace_rs::backtrace::libunwind::trace::h746c3e9529d524bc [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x5561ac68b867 - std::backtrace_rs::backtrace::trace_unsynchronized::h84373278bfb39e0c [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5561ac68b867 - std::sys_common::backtrace::_print_fmt::h517324efde750597 [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5561ac68b867 - ::fmt::hf594ab77fac89284 [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5561ac6a270c - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x5561ac689ae2 - std::io::Write::write_fmt::h3f6656f045fa877f [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x5561ac68d595 - std::sys_common::backtrace::_print::hda7655c057c24dcc [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5561ac68d595 - std::sys_common::backtrace::print::h546a6c8431d46287 [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5561ac68d595 - std::panicking::default_hook::{{closure}}::h006dd083853faf51 [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5561ac68d0f3 - std::panicking::default_hook::hf0f9afb1017317fc [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5561ac68dd31 - std::panicking::rust_panic_with_hook::hb7a19826c029b1d6 [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x5561ac68d877 - std::panicking::begin_panic_handler::{{closure}}::hde71edcd925d0c5e [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x5561ac68bd2c - std::sys_common::backtrace::__rust_end_short_backtrace::h8a3c7d6cea578919 [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5561ac68d7d9 - rust_begin_unwind [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x5561ac6a1ae1 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x5561ac6a1903 - core::option::expect_none_failed::hc6d6d4cea4fdc285 [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x5561ac65840b - core::result::Result::unwrap::hce8d2526b8c48557 [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/core/src/result.rs:973:23 [INFO] [stderr] 17: 0x5561ac6472f1 - build_script_gen_mime_types::main::hca6e58b16001060b [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.8.3/src/gen_mime_types.rs:22:38 [INFO] [stderr] 18: 0x5561ac64567b - core::ops::function::FnOnce::call_once::h2a1a9809840f7633 [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x5561ac65b60e - std::sys_common::backtrace::__rust_begin_short_backtrace::h940e62e81cebcf0b [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x5561ac6489e1 - std::rt::lang_start::{{closure}}::h4a1996e4dda0bd2b [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x5561ac68e157 - core::ops::function::impls:: for &F>::call_once::h54c39b9b8451875a [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x5561ac68e157 - std::panicking::try::do_call::hcdfba51a06e21b42 [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x5561ac68e157 - std::panicking::try::h77386c66889b2066 [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x5561ac68e157 - std::panic::catch_unwind::hc55a0d8aadca44f0 [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x5561ac68e157 - std::rt::lang_start_internal::h97dca9624db2aa85 [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x5561ac6489b7 - std::rt::lang_start::h2f796fcf2d6af673 [INFO] [stderr] at /rustc/a609fb45efad59dfd459c76e50899be9f0583b5a/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x5561ac64896a - main [INFO] [stderr] 28: 0x7f73ba9630b3 - __libc_start_main [INFO] [stderr] 29: 0x5561ac6300ae - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.6.0/src/form_urlencoded.rs:261:40 [INFO] [stdout] | [INFO] [stdout] 259 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stdout] | -- lifetime `'a` defined here [INFO] [stdout] 260 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stdout] 261 | fn finish(self) -> &'a mut ::Url { self.url } [INFO] [stdout] | ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait [INFO] [stdout] | | [INFO] [stdout] | returning this value requires that `*self.url` is borrowed for `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0713`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "a0e825d02bcdcac0d019c9693bd18900f67923de51d6c44769ba6d2dd5296174", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0e825d02bcdcac0d019c9693bd18900f67923de51d6c44769ba6d2dd5296174", kill_on_drop: false }` [INFO] [stdout] a0e825d02bcdcac0d019c9693bd18900f67923de51d6c44769ba6d2dd5296174