[INFO] updating cached repository https://github.com/bdejean/cmd_cache
[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] 7d42287419d530ba1ea1bb9cd223b20d05bc98f7
[INFO] testing bdejean/cmd_cache against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbdejean%2Fcmd_cache" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bdejean/cmd_cache on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/bdejean/cmd_cache
[INFO] finished tweaking git repo https://github.com/bdejean/cmd_cache
[INFO] tweaked toml for git repo https://github.com/bdejean/cmd_cache written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/bdejean/cmd_cache already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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] 131aa824faf590c3648d03f58dde7e6acb203df99e6001225837f9d8f0aae022
[INFO] running `"docker" "start" "-a" "131aa824faf590c3648d03f58dde7e6acb203df99e6001225837f9d8f0aae022"`
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling chrono v0.4.4
[INFO] [stderr]    Compiling cmd_cache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:106:73
[INFO] [stderr]     |
[INFO] [stderr] 106 | fn cmd_cache(args : &[String], home: &str, max_days: f32, output : &mut std::io::Write) {
[INFO] [stderr]     |                                                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.12s
[INFO] running `"docker" "inspect" "131aa824faf590c3648d03f58dde7e6acb203df99e6001225837f9d8f0aae022"`
[INFO] running `"docker" "rm" "-f" "131aa824faf590c3648d03f58dde7e6acb203df99e6001225837f9d8f0aae022"`
[INFO] [stdout] 131aa824faf590c3648d03f58dde7e6acb203df99e6001225837f9d8f0aae022
[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] [stdout] 4025a246cb1030d901551baa1a5b15ea09ce3809da935b90fb2d686ddd680106
[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" "4025a246cb1030d901551baa1a5b15ea09ce3809da935b90fb2d686ddd680106"`
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling rand v0.5.3
[INFO] [stderr]    Compiling cmd_cache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:106:73
[INFO] [stderr]     |
[INFO] [stderr] 106 | fn cmd_cache(args : &[String], home: &str, max_days: f32, output : &mut std::io::Write) {
[INFO] [stderr]     |                                                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `clean_env`
[INFO] [stderr]    --> src/main.rs:177:8
[INFO] [stderr]     |
[INFO] [stderr] 177 |     fn clean_env(key : &str) -> Option <String>{
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `restore_env`
[INFO] [stderr]    --> src/main.rs:185:8
[INFO] [stderr]     |
[INFO] [stderr] 185 |     fn restore_env(key : &str, value :Option <String>) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.43s
[INFO] running `"docker" "inspect" "4025a246cb1030d901551baa1a5b15ea09ce3809da935b90fb2d686ddd680106"`
[INFO] running `"docker" "rm" "-f" "4025a246cb1030d901551baa1a5b15ea09ce3809da935b90fb2d686ddd680106"`
[INFO] [stdout] 4025a246cb1030d901551baa1a5b15ea09ce3809da935b90fb2d686ddd680106
[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] 0fadaf0281984d65076e15393e94463fa15b1e2a24dc1552b3b19fcad4033baf
[INFO] running `"docker" "start" "-a" "0fadaf0281984d65076e15393e94463fa15b1e2a24dc1552b3b19fcad4033baf"`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:106:73
[INFO] [stderr]     |
[INFO] [stderr] 106 | fn cmd_cache(args : &[String], home: &str, max_days: f32, output : &mut std::io::Write) {
[INFO] [stderr]     |                                                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `clean_env`
[INFO] [stderr]    --> src/main.rs:177:8
[INFO] [stderr]     |
[INFO] [stderr] 177 |     fn clean_env(key : &str) -> Option <String>{
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `restore_env`
[INFO] [stderr]    --> src/main.rs:185:8
[INFO] [stderr]     |
[INFO] [stderr] 185 |     fn restore_env(key : &str, value :Option <String>) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cmd_cache-c1c06b19141d1f2f
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::test_hash ... ok
[INFO] [stdout] test test::test_dirty_parse_system_time ... ok
[INFO] [stdout] test test::test_concat_args ... ok
[INFO] [stdout] test test::test_check_file ... ok
[INFO] [stdout] test test::test_check_or_create_dir ... ok
[INFO] [stdout] test test::test_get_max_days ... ok
[INFO] [stdout] test test::test_rand_f32 ... ok
[INFO] [stdout] test test::test_cmd_cache ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0fadaf0281984d65076e15393e94463fa15b1e2a24dc1552b3b19fcad4033baf"`
[INFO] running `"docker" "rm" "-f" "0fadaf0281984d65076e15393e94463fa15b1e2a24dc1552b3b19fcad4033baf"`
[INFO] [stdout] 0fadaf0281984d65076e15393e94463fa15b1e2a24dc1552b3b19fcad4033baf