[INFO] crate initials 0.1.2 is already in cache [INFO] testing initials-0.1.2 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate initials 0.1.2 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate initials 0.1.2 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate initials 0.1.2 [INFO] finished tweaking crates.io crate initials 0.1.2 [INFO] tweaked toml for crates.io crate initials 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stdout] a358629aeeb8efcaa6319aa9ed50e5d77993b6499e24950820e00454fa68747e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "a358629aeeb8efcaa6319aa9ed50e5d77993b6499e24950820e00454fa68747e"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling png v0.12.0 [INFO] [stderr] Compiling rusttype v0.8.3 [INFO] [stderr] Compiling image v0.19.0 [INFO] [stderr] Compiling rusttype v0.7.9 [INFO] [stderr] Compiling rusttype v0.6.5 [INFO] [stderr] Compiling initials v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/hex.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | try!(i64::from_str_radix(&String::from_iter(&raw[1 .. 3]), 16)), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/hex.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | try!(i64::from_str_radix(&String::from_iter(&raw[3 .. 5]), 16)), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/hex.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | try!(i64::from_str_radix(&String::from_iter(&raw[5 .. 7]), 16)), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.65s [INFO] running `"docker" "inspect" "a358629aeeb8efcaa6319aa9ed50e5d77993b6499e24950820e00454fa68747e"` [INFO] running `"docker" "rm" "-f" "a358629aeeb8efcaa6319aa9ed50e5d77993b6499e24950820e00454fa68747e"` [INFO] [stdout] a358629aeeb8efcaa6319aa9ed50e5d77993b6499e24950820e00454fa68747e [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stdout] 0c40f230ff2eef3b2a5952814617cac18fcabff609fc0960d65fb1c3668a3dd7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "0c40f230ff2eef3b2a5952814617cac18fcabff609fc0960d65fb1c3668a3dd7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling initials v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/hex.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | try!(i64::from_str_radix(&String::from_iter(&raw[1 .. 3]), 16)), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/hex.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | try!(i64::from_str_radix(&String::from_iter(&raw[3 .. 5]), 16)), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/hex.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | try!(i64::from_str_radix(&String::from_iter(&raw[5 .. 7]), 16)), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/hex.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | try!(i64::from_str_radix(&String::from_iter(&raw[1 .. 3]), 16)), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/hex.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | try!(i64::from_str_radix(&String::from_iter(&raw[3 .. 5]), 16)), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/hex.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | try!(i64::from_str_radix(&String::from_iter(&raw[5 .. 7]), 16)), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.72s [INFO] running `"docker" "inspect" "0c40f230ff2eef3b2a5952814617cac18fcabff609fc0960d65fb1c3668a3dd7"` [INFO] running `"docker" "rm" "-f" "0c40f230ff2eef3b2a5952814617cac18fcabff609fc0960d65fb1c3668a3dd7"` [INFO] [stdout] 0c40f230ff2eef3b2a5952814617cac18fcabff609fc0960d65fb1c3668a3dd7 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b25b077b0b4573ccc9f5884361987642f78ecaadf6c08703ea26a27a706bd8c7 [INFO] running `"docker" "start" "-a" "b25b077b0b4573ccc9f5884361987642f78ecaadf6c08703ea26a27a706bd8c7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/hex.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | try!(i64::from_str_radix(&String::from_iter(&raw[1 .. 3]), 16)), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/hex.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | try!(i64::from_str_radix(&String::from_iter(&raw[3 .. 5]), 16)), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/hex.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | try!(i64::from_str_radix(&String::from_iter(&raw[5 .. 7]), 16)), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/hex.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | try!(i64::from_str_radix(&String::from_iter(&raw[1 .. 3]), 16)), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/hex.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | try!(i64::from_str_radix(&String::from_iter(&raw[3 .. 5]), 16)), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/hex.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | try!(i64::from_str_radix(&String::from_iter(&raw[5 .. 7]), 16)), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/initials-045d558c2b132a1c [INFO] [stdout] running 5 tests [INFO] [stdout] test contrast::tests::test_contrast_ratio ... ok [INFO] [stdout] test hex::tests::test_invalid_hex_with_wrong_size ... ok [INFO] [stdout] test hex::tests::test_invalid_hex_with_parse_error ... ok [INFO] [stdout] test hex::tests::test_invalid_hex_with_missing_prefix ... ok [INFO] [stdout] test hex::tests::test_valid_hex ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/bin-526d1db93b066d3f [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests initials [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/lib.rs - (line 6) ... ok [INFO] [stdout] test src/lib.rs - (line 62) ... ok [INFO] [stdout] test src/lib.rs - (line 12) ... ok [INFO] [stdout] test src/lib.rs - (line 22) ... FAILED [INFO] [stdout] test src/lib.rs - (line 86) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 22) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:9:1 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55ac54bc4275 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55ac54bc4275 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55ac54bc4275 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55ac54bc4275 - ::fmt::h3ec6bdab62f1e8d9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55ac54be204c - core::fmt::write::h935cb0ed4078a853 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55ac54bc2353 - std::io::Write::write_fmt::hc912aacf8d691eb3 [INFO] [stdout] at src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55ac54bc67b0 - std::sys_common::backtrace::_print::h460db802d801ccf8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55ac54bc67b0 - std::sys_common::backtrace::print::h399d664f56640530 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55ac54bc67b0 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55ac54bc64fc - std::panicking::default_hook::hfdceba6d6d1a18ae [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x55ac54bc6de7 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 11: 0x55ac54bc69eb - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:388 [INFO] [stdout] 12: 0x55ac54be1451 - core::panicking::panic_fmt::habd7df443069602c [INFO] [stdout] at src/libcore/panicking.rs:101 [INFO] [stdout] 13: 0x55ac54be1273 - core::option::expect_none_failed::h721078758a086285 [INFO] [stdout] at src/libcore/option.rs:1272 [INFO] [stdout] 14: 0x55ac54ad9390 - core::result::Result::unwrap::h20496c297ba3f55c [INFO] [stdout] 15: 0x55ac54ad9705 - rust_out::main::hce5147e828914a17 [INFO] [stdout] 16: 0x55ac54ad9293 - std::rt::lang_start::{{closure}}::h5f92bcc9991fb652 [INFO] [stdout] 17: 0x55ac54bc71b8 - std::rt::lang_start_internal::{{closure}}::haabc9d435e1b0c2f [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x55ac54bc71b8 - std::panicking::try::do_call::h54d9370b0ac83700 [INFO] [stdout] at src/libstd/panicking.rs:297 [INFO] [stdout] 19: 0x55ac54bc71b8 - std::panicking::try::h85e1c41421d5b6f9 [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 20: 0x55ac54bc71b8 - std::panic::catch_unwind::hfd957e6c9fdcf274 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x55ac54bc71b8 - std::rt::lang_start_internal::hed9744eef32ef5a1 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x55ac54ad9278 - std::rt::lang_start::h66e0318a0fda6501 [INFO] [stdout] 23: 0x55ac54ad976b - main [INFO] [stdout] 24: 0x7ff1f21a40b3 - __libc_start_main [INFO] [stdout] 25: 0x55ac54ad917e - _start [INFO] [stdout] 26: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 22) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "b25b077b0b4573ccc9f5884361987642f78ecaadf6c08703ea26a27a706bd8c7"` [INFO] running `"docker" "rm" "-f" "b25b077b0b4573ccc9f5884361987642f78ecaadf6c08703ea26a27a706bd8c7"` [INFO] [stdout] b25b077b0b4573ccc9f5884361987642f78ecaadf6c08703ea26a27a706bd8c7