[INFO] updating cached repository https://github.com/aoikonomopoulos/contgrep
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6e366880993445392ff8e20a79c5d280d39d2c14
[INFO] testing aoikonomopoulos/contgrep against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faoikonomopoulos%2Fcontgrep" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aoikonomopoulos/contgrep 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 git repo https://github.com/aoikonomopoulos/contgrep
[INFO] finished tweaking git repo https://github.com/aoikonomopoulos/contgrep
[INFO] tweaked toml for git repo https://github.com/aoikonomopoulos/contgrep written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/aoikonomopoulos/contgrep already has a lockfile, it will not be regenerated
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 263bb3fc1c3f00bb02b52df8ce840cbcd24e7e789f9bf8fb1d7cf797d02241a3
[INFO] running `"docker" "start" "-a" "263bb3fc1c3f00bb02b52df8ce840cbcd24e7e789f9bf8fb1d7cf797d02241a3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling contgrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn format_append_line(acc : &mut io::Write, fctx : &FormatCtx, bytes : &[u8]) -> io::Result<()> {
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:54:42
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn search_file(p : &Path, cont_sel: &Box<Fn(&[u8]) -> bool>, regex_set : &RegexSet,
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8]) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:97:54
[INFO] [stderr]    |
[INFO] [stderr] 97 | fn search_files(filepaths : &[&Path], cont_sel : Box<Fn(&[u8]) -> bool>, regex_set : &RegexSet,
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8]) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:106:49
[INFO] [stderr]     |
[INFO] [stderr] 106 | fn build_cont_sel(matches : &ArgMatches) -> Box<Fn(&[u8]) -> bool> {
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8]) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.57s
[INFO] running `"docker" "inspect" "263bb3fc1c3f00bb02b52df8ce840cbcd24e7e789f9bf8fb1d7cf797d02241a3"`
[INFO] running `"docker" "rm" "-f" "263bb3fc1c3f00bb02b52df8ce840cbcd24e7e789f9bf8fb1d7cf797d02241a3"`
[INFO] [stdout] 263bb3fc1c3f00bb02b52df8ce840cbcd24e7e789f9bf8fb1d7cf797d02241a3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e3f119d52827095a852a6a5da9a3ead03b7737293f944293862000e54f85a7ff
[INFO] running `"docker" "start" "-a" "e3f119d52827095a852a6a5da9a3ead03b7737293f944293862000e54f85a7ff"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling contgrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn format_append_line(acc : &mut io::Write, fctx : &FormatCtx, bytes : &[u8]) -> io::Result<()> {
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:54:42
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn search_file(p : &Path, cont_sel: &Box<Fn(&[u8]) -> bool>, regex_set : &RegexSet,
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8]) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:97:54
[INFO] [stderr]    |
[INFO] [stderr] 97 | fn search_files(filepaths : &[&Path], cont_sel : Box<Fn(&[u8]) -> bool>, regex_set : &RegexSet,
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8]) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:106:49
[INFO] [stderr]     |
[INFO] [stderr] 106 | fn build_cont_sel(matches : &ArgMatches) -> Box<Fn(&[u8]) -> bool> {
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8]) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "e3f119d52827095a852a6a5da9a3ead03b7737293f944293862000e54f85a7ff"`
[INFO] running `"docker" "rm" "-f" "e3f119d52827095a852a6a5da9a3ead03b7737293f944293862000e54f85a7ff"`
[INFO] [stdout] e3f119d52827095a852a6a5da9a3ead03b7737293f944293862000e54f85a7ff
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 45c7042b9a35391f84927a3e52c9a24b3eaef9b4011b60185e760a0fb5aff525
[INFO] running `"docker" "start" "-a" "45c7042b9a35391f84927a3e52c9a24b3eaef9b4011b60185e760a0fb5aff525"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn format_append_line(acc : &mut io::Write, fctx : &FormatCtx, bytes : &[u8]) -> io::Result<()> {
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:54:42
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn search_file(p : &Path, cont_sel: &Box<Fn(&[u8]) -> bool>, regex_set : &RegexSet,
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8]) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:97:54
[INFO] [stderr]    |
[INFO] [stderr] 97 | fn search_files(filepaths : &[&Path], cont_sel : Box<Fn(&[u8]) -> bool>, regex_set : &RegexSet,
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8]) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:106:49
[INFO] [stderr]     |
[INFO] [stderr] 106 | fn build_cont_sel(matches : &ArgMatches) -> Box<Fn(&[u8]) -> bool> {
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8]) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/contgrep-00377a836c92b93b
[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] running `"docker" "inspect" "45c7042b9a35391f84927a3e52c9a24b3eaef9b4011b60185e760a0fb5aff525"`
[INFO] running `"docker" "rm" "-f" "45c7042b9a35391f84927a3e52c9a24b3eaef9b4011b60185e760a0fb5aff525"`
[INFO] [stdout] 45c7042b9a35391f84927a3e52c9a24b3eaef9b4011b60185e760a0fb5aff525