[INFO] crate easy-shortcuts 0.3.0 is already in cache
[INFO] testing easy-shortcuts-0.3.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate easy-shortcuts 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate easy-shortcuts 0.3.0 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 easy-shortcuts 0.3.0
[INFO] finished tweaking crates.io crate easy-shortcuts 0.3.0
[INFO] tweaked toml for crates.io crate easy-shortcuts 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 5fd57061f3a96f11e9fc8ad778f552f6a61744dfe6ef1a700b263a1869b65008
[INFO] running `"docker" "start" "-a" "5fd57061f3a96f11e9fc8ad778f552f6a61744dfe6ef1a700b263a1869b65008"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling easy-shortcuts v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:409:21
[INFO] [stderr]     |
[INFO] [stderr] 409 | pub fn quit_err(e: &std::error::Error) -> ! {
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` 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/lib.rs:410:12
[INFO] [stderr]     |
[INFO] [stderr] 410 |     quit(e.description());
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/lib.rs:502:40
[INFO] [stderr]     |
[INFO] [stderr] 502 |     String::from_utf8_lossy(&o.stdout).trim_right_matches('\n').to_string()
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `"docker" "inspect" "5fd57061f3a96f11e9fc8ad778f552f6a61744dfe6ef1a700b263a1869b65008"`
[INFO] running `"docker" "rm" "-f" "5fd57061f3a96f11e9fc8ad778f552f6a61744dfe6ef1a700b263a1869b65008"`
[INFO] [stdout] 5fd57061f3a96f11e9fc8ad778f552f6a61744dfe6ef1a700b263a1869b65008
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 3391c9e2d039488c86bce5c3a260b7181cfa2bb0ff03a9290dd979cb861ef205
[INFO] running `"docker" "start" "-a" "3391c9e2d039488c86bce5c3a260b7181cfa2bb0ff03a9290dd979cb861ef205"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling easy-shortcuts v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:409:21
[INFO] [stderr]     |
[INFO] [stderr] 409 | pub fn quit_err(e: &std::error::Error) -> ! {
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` 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/lib.rs:410:12
[INFO] [stderr]     |
[INFO] [stderr] 410 |     quit(e.description());
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/lib.rs:502:40
[INFO] [stderr]     |
[INFO] [stderr] 502 |     String::from_utf8_lossy(&o.stdout).trim_right_matches('\n').to_string()
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:409:21
[INFO] [stderr]     |
[INFO] [stderr] 409 | pub fn quit_err(e: &std::error::Error) -> ! {
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> examples/runner.rs:36:20
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut home = env::home_dir().or_die("no home!");
[INFO] [stderr]    |                    ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> examples/runner.rs:80:33
[INFO] [stderr]    |
[INFO] [stderr] 80 |                 let line = line.trim_left();
[INFO] [stderr]    |                                 ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:410:12
[INFO] [stderr]     |
[INFO] [stderr] 410 |     quit(e.description());
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/lib.rs:502:40
[INFO] [stderr]     |
[INFO] [stderr] 502 |     String::from_utf8_lossy(&o.stdout).trim_right_matches('\n').to_string()
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/lib.rs:613:19
[INFO] [stderr]     |
[INFO] [stderr] 613 |         let s = v.into_iter().join(',');
[INFO] [stderr]     |                   ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/lib.rs:621:39
[INFO] [stderr]     |
[INFO] [stderr] 621 |         let s = ["one","two","three"].into_iter().prepend(" -L");
[INFO] [stderr]     |                                       ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "3391c9e2d039488c86bce5c3a260b7181cfa2bb0ff03a9290dd979cb861ef205"`
[INFO] running `"docker" "rm" "-f" "3391c9e2d039488c86bce5c3a260b7181cfa2bb0ff03a9290dd979cb861ef205"`
[INFO] [stdout] 3391c9e2d039488c86bce5c3a260b7181cfa2bb0ff03a9290dd979cb861ef205
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 73bfdecddab9b394806b579c251f2a6ab6f76be2238c802b5d0a8ba4b11c5779
[INFO] running `"docker" "start" "-a" "73bfdecddab9b394806b579c251f2a6ab6f76be2238c802b5d0a8ba4b11c5779"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:409:21
[INFO] [stderr]     |
[INFO] [stderr] 409 | pub fn quit_err(e: &std::error::Error) -> ! {
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` 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/lib.rs:410:12
[INFO] [stderr]     |
[INFO] [stderr] 410 |     quit(e.description());
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/lib.rs:502:40
[INFO] [stderr]     |
[INFO] [stderr] 502 |     String::from_utf8_lossy(&o.stdout).trim_right_matches('\n').to_string()
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:409:21
[INFO] [stderr]     |
[INFO] [stderr] 409 | pub fn quit_err(e: &std::error::Error) -> ! {
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` 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/lib.rs:410:12
[INFO] [stderr]     |
[INFO] [stderr] 410 |     quit(e.description());
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/lib.rs:502:40
[INFO] [stderr]     |
[INFO] [stderr] 502 |     String::from_utf8_lossy(&o.stdout).trim_right_matches('\n').to_string()
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/lib.rs:613:19
[INFO] [stderr]     |
[INFO] [stderr] 613 |         let s = v.into_iter().join(',');
[INFO] [stderr]     |                   ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/lib.rs:621:39
[INFO] [stderr]     |
[INFO] [stderr] 621 |         let s = ["one","two","three"].into_iter().prepend(" -L");
[INFO] [stderr]     |                                       ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> examples/runner.rs:36:20
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut home = env::home_dir().or_die("no home!");
[INFO] [stderr]    |                    ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> examples/runner.rs:80:33
[INFO] [stderr]    |
[INFO] [stderr] 80 |                 let line = line.trim_left();
[INFO] [stderr]    |                                 ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/easy_shortcuts-3f29eedc7ca36a3c
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_iter_join ... ok
[INFO] [stdout] test tests::test_to_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests easy-shortcuts
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - quit (line 417) ... ok
[INFO] [stdout] test src/lib.rs - traits::MaybeTrim::trim (line 197) ... ok
[INFO] [stdout] test src/lib.rs -  (line 30) ... ok
[INFO] [stdout] test src/lib.rs - traits::Join::join (line 81) ... ok
[INFO] [stdout] test src/lib.rs - argn_or (line 433) ... ok
[INFO] [stdout] test src/lib.rs - shell (line 490) ... ok
[INFO] [stdout] test src/lib.rs - traits::StringEx::split_at_delim (line 162) ... ok
[INFO] [stdout] test src/lib.rs - traits::Print::print (line 109) ... ok
[INFO] [stdout] test src/lib.rs - traits::MetadataLike::is_file (line 223) ... ok
[INFO] [stdout] test src/lib.rs - traits::Join::prepend (line 92) ... ok
[INFO] [stdout] test src/lib.rs - traits::MetadataLike::is_dir (line 212) ... ok
[INFO] [stdout] test src/lib.rs - traits::StringEx::split_at_delim_right (line 177) ... ok
[INFO] [stdout] test src/lib.rs - traits::PrintDbg::debug (line 122) ... ok
[INFO] [stdout] test src/lib.rs - traits::ToVec::to_vec (line 60) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "73bfdecddab9b394806b579c251f2a6ab6f76be2238c802b5d0a8ba4b11c5779"`
[INFO] running `"docker" "rm" "-f" "73bfdecddab9b394806b579c251f2a6ab6f76be2238c802b5d0a8ba4b11c5779"`
[INFO] [stdout] 73bfdecddab9b394806b579c251f2a6ab6f76be2238c802b5d0a8ba4b11c5779