[INFO] fetching crate ff-find 0.24.11... [INFO] testing ff-find-0.24.11 against 1.44.0 for beta-1.45-1 [INFO] extracting crate ff-find 0.24.11 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate ff-find 0.24.11 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate ff-find 0.24.11 [INFO] finished tweaking crates.io crate ff-find 0.24.11 [INFO] tweaked toml for crates.io crate ff-find 0.24.11 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate ff-find 0.24.11 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] bed8882391510c367d650c718666ef40f8f657f56d9b97f2cdb1499aed97554e [INFO] running `"docker" "start" "-a" "bed8882391510c367d650c718666ef40f8f657f56d9b97f2cdb1499aed97554e"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Compiling nix v0.15.0 [INFO] [stderr] Compiling arc-swap v0.4.3 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling bstr v0.2.8 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling walkdir v2.2.9 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling globset v0.4.4 [INFO] [stderr] Compiling ignore v0.4.10 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling signal-hook-registry v1.1.1 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling signal-hook v0.1.10 [INFO] [stderr] Compiling ff-find v0.24.11 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/exec/nonblock.rs:67:69 [INFO] [stderr] | [INFO] [stderr] 67 | return Err(io::Error::new(io::ErrorKind::Other, err.description())); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/exec/nonblock.rs:126:69 [INFO] [stderr] | [INFO] [stderr] 126 | return Err(io::Error::new(io::ErrorKind::Other, err.description())); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/filter/filetype.rs:14:22 [INFO] [stderr] | [INFO] [stderr] 14 | match symbol.to_ascii_lowercase().as_bytes() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `foss::FckOsStrSck::to_ascii_lowercase(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/filter/parser.rs:154:25 [INFO] [stderr] | [INFO] [stderr] 154 | match token.to_ascii_lowercase().as_bytes() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `foss::FckOsStrSck::to_ascii_lowercase(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/filter/parser.rs:194:25 [INFO] [stderr] | [INFO] [stderr] 194 | match token.to_ascii_lowercase().as_bytes() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `foss::FckOsStrSck::to_ascii_lowercase(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/lscolors/src/lib.rs:294:51 [INFO] [stderr] | [INFO] [stderr] 294 | let filename = path.as_ref().file_name()?.to_ascii_lowercase(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `foss::FckOsStrSck::to_ascii_lowercase(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.74s [INFO] running `"docker" "inspect" "bed8882391510c367d650c718666ef40f8f657f56d9b97f2cdb1499aed97554e"` [INFO] running `"docker" "rm" "-f" "bed8882391510c367d650c718666ef40f8f657f56d9b97f2cdb1499aed97554e"` [INFO] [stdout] bed8882391510c367d650c718666ef40f8f657f56d9b97f2cdb1499aed97554e [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8b47be18152f2967bc88f1e29217f2230922c95b6bf92b914bb0e7e1d351596c [INFO] running `"docker" "start" "-a" "8b47be18152f2967bc88f1e29217f2230922c95b6bf92b914bb0e7e1d351596c"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling ff-find v0.24.11 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/exec/nonblock.rs:67:69 [INFO] [stderr] | [INFO] [stderr] 67 | return Err(io::Error::new(io::ErrorKind::Other, err.description())); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/exec/nonblock.rs:126:69 [INFO] [stderr] | [INFO] [stderr] 126 | return Err(io::Error::new(io::ErrorKind::Other, err.description())); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/filter/filetype.rs:14:22 [INFO] [stderr] | [INFO] [stderr] 14 | match symbol.to_ascii_lowercase().as_bytes() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `foss::FckOsStrSck::to_ascii_lowercase(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/filter/parser.rs:154:25 [INFO] [stderr] | [INFO] [stderr] 154 | match token.to_ascii_lowercase().as_bytes() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `foss::FckOsStrSck::to_ascii_lowercase(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/filter/parser.rs:194:25 [INFO] [stderr] | [INFO] [stderr] 194 | match token.to_ascii_lowercase().as_bytes() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `foss::FckOsStrSck::to_ascii_lowercase(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/lscolors/src/lib.rs:294:51 [INFO] [stderr] | [INFO] [stderr] 294 | let filename = path.as_ref().file_name()?.to_ascii_lowercase(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `foss::FckOsStrSck::to_ascii_lowercase(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] error: could not compile `ff-find`. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name ff src/main.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C debuginfo=2 --test -C metadata=98a9804e25fdb57f -C extra-filename=-98a9804e25fdb57f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-931a30d3e59c8363.rlib --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-b97660127210e489.rlib --extern atty=/opt/rustwide/target/debug/deps/libatty-46b80fc2aa812f4c.rlib --extern clap=/opt/rustwide/target/debug/deps/libclap-9271538bdaf590ed.rlib --extern diff=/opt/rustwide/target/debug/deps/libdiff-4930ba9cd7b7662e.rlib --extern globset=/opt/rustwide/target/debug/deps/libglobset-1d7fdd2584ac2c40.rlib --extern fnv=/opt/rustwide/target/debug/deps/libfnv-73f55f8a234ebd2d.rlib --extern glob=/opt/rustwide/target/debug/deps/libglob-8079cb38d5ae6034.rlib --extern ignore=/opt/rustwide/target/debug/deps/libignore-f338bb87bfa3a1e7.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-807f2c476a0e6b86.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-94affdc30a23f199.rlib --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-d6c9e32d21fed1ee.rlib --extern nix=/opt/rustwide/target/debug/deps/libnix-08054314e30f1cd1.rlib --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-9232a5b21bfd7ea0.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-63bc2482e95e66f2.rlib --extern same_file=/opt/rustwide/target/debug/deps/libsame_file-6f2fb2056b775845.rlib --extern signal_hook=/opt/rustwide/target/debug/deps/libsignal_hook-f03373ffa9cf3325.rlib --extern tempdir=/opt/rustwide/target/debug/deps/libtempdir-ed5ec4c50d00ee66.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-33f8b9a3ec3dbd70.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill) [INFO] running `"docker" "inspect" "8b47be18152f2967bc88f1e29217f2230922c95b6bf92b914bb0e7e1d351596c"` [INFO] running `"docker" "rm" "-f" "8b47be18152f2967bc88f1e29217f2230922c95b6bf92b914bb0e7e1d351596c"` [INFO] [stdout] 8b47be18152f2967bc88f1e29217f2230922c95b6bf92b914bb0e7e1d351596c