[INFO] crate initials 0.1.2 is already in cache [INFO] testing initials-0.1.2 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] extracting crate initials 0.1.2 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate initials 0.1.2 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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-1/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 95149d3d2022d484d539f4028c147fd544051160b0e54b992d3bebd408f42729 [INFO] running `"docker" "start" "-a" "95149d3d2022d484d539f4028c147fd544051160b0e54b992d3bebd408f42729"` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling stb_truetype v0.3.1 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling ordered-float v1.0.2 [INFO] [stderr] Compiling rusttype v0.8.3 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Compiling png v0.12.0 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling rusttype v0.7.9 [INFO] [stderr] Compiling rusttype v0.6.5 [INFO] [stderr] Compiling backtrace v0.3.46 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling jpeg-decoder v0.1.18 [INFO] [stderr] Compiling failure_derive v0.1.7 [INFO] [stderr] Compiling image v0.19.0 [INFO] [stderr] Compiling failure v0.1.7 [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 59.12s [INFO] running `"docker" "inspect" "95149d3d2022d484d539f4028c147fd544051160b0e54b992d3bebd408f42729"` [INFO] running `"docker" "rm" "-f" "95149d3d2022d484d539f4028c147fd544051160b0e54b992d3bebd408f42729"` [INFO] [stdout] 95149d3d2022d484d539f4028c147fd544051160b0e54b992d3bebd408f42729 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 9ce17051a544ec8578c85426d4a3b5779a0eab5afbcf4383ccb62d0797116d28 [INFO] running `"docker" "start" "-a" "9ce17051a544ec8578c85426d4a3b5779a0eab5afbcf4383ccb62d0797116d28"` [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 2.50s [INFO] running `"docker" "inspect" "9ce17051a544ec8578c85426d4a3b5779a0eab5afbcf4383ccb62d0797116d28"` [INFO] running `"docker" "rm" "-f" "9ce17051a544ec8578c85426d4a3b5779a0eab5afbcf4383ccb62d0797116d28"` [INFO] [stdout] 9ce17051a544ec8578c85426d4a3b5779a0eab5afbcf4383ccb62d0797116d28 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] b0cff5ca65d9b2c1b304541c3350954e316f0990ecc1b54f39fd5fc17bde60b2 [INFO] running `"docker" "start" "-a" "b0cff5ca65d9b2c1b304541c3350954e316f0990ecc1b54f39fd5fc17bde60b2"` [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: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: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 0.32s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/initials-012e4303fbe1c907 [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test contrast::tests::test_contrast_ratio ... ok [INFO] [stdout] test hex::tests::test_invalid_hex_with_missing_prefix ... ok [INFO] [stdout] test hex::tests::test_invalid_hex_with_parse_error ... ok [INFO] [stdout] test hex::tests::test_valid_hex ... ok [INFO] [stdout] test hex::tests::test_invalid_hex_with_wrong_size ... 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-80dd2eda66078d66 [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 12) ... ok [INFO] [stdout] test src/lib.rs - (line 86) ... ok [INFO] [stdout] test src/lib.rs - (line 62) ... ok [INFO] [stdout] test src/lib.rs - (line 22) ... FAILED [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: 0x56250781acb4 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x56250781acb4 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x56250781acb4 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x56250781acb4 - ::fmt::h7729313ad2d729c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x5625078395ac - core::fmt::write::hb0049f6c12bdaffc [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x562507818f13 - std::io::Write::write_fmt::hfb486fa6ccb90f14 [INFO] [stdout] at src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x56250781d285 - std::sys_common::backtrace::_print::ha087cac92e84a414 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x56250781d285 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x56250781d285 - std::panicking::default_hook::{{closure}}::h016d7de02def2736 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x56250781cfc2 - std::panicking::default_hook::h9386f7e484840463 [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x56250781d8e2 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312 [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 11: 0x56250781d4cb - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 12: 0x562507838991 - core::panicking::panic_fmt::hc5953a7331f9805c [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 13: 0x5625078387b3 - core::option::expect_none_failed::hf2c575a7b931ce1f [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 14: 0x56250771d7c0 - core::result::Result::unwrap::hade17f5162df2249 [INFO] [stdout] 15: 0x56250771db56 - rust_out::main::hce5147e828914a17 [INFO] [stdout] 16: 0x56250771d6c3 - std::rt::lang_start::{{closure}}::hd4d3223f97a59432 [INFO] [stdout] 17: 0x56250781dd28 - std::rt::lang_start_internal::{{closure}}::h76043ceda1ce1596 [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x56250781dd28 - std::panicking::try::do_call::hb3d81a78fdf1ed63 [INFO] [stdout] at src/libstd/panicking.rs:331 [INFO] [stdout] 19: 0x56250781dd28 - std::panicking::try::he8d7c35962fb5d7e [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 20: 0x56250781dd28 - std::panic::catch_unwind::h643ad9bfe058a347 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x56250781dd28 - std::rt::lang_start_internal::h4b0f023744ce345f [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x56250771d6a8 - std::rt::lang_start::h03f94474139bc599 [INFO] [stdout] 23: 0x56250771dbab - main [INFO] [stdout] 24: 0x7f0e1c736b97 - __libc_start_main [INFO] [stdout] 25: 0x56250771d58a - _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" "b0cff5ca65d9b2c1b304541c3350954e316f0990ecc1b54f39fd5fc17bde60b2"` [INFO] running `"docker" "rm" "-f" "b0cff5ca65d9b2c1b304541c3350954e316f0990ecc1b54f39fd5fc17bde60b2"` [INFO] [stdout] b0cff5ca65d9b2c1b304541c3350954e316f0990ecc1b54f39fd5fc17bde60b2