[INFO] cloning repository https://github.com/SimonEverts/backer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SimonEverts/backer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonEverts%2Fbacker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonEverts%2Fbacker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 057964abc4031642b6e0dd905bf25aaacc8e0060
[INFO] testing SimonEverts/backer against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonEverts%2Fbacker" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SimonEverts/backer on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SimonEverts/backer
[INFO] finished tweaking git repo https://github.com/SimonEverts/backer
[INFO] tweaked toml for git repo https://github.com/SimonEverts/backer written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 333399d08282508b5e689acc57c5bab6b9fb65671aedad880277a0586d9ecda7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "333399d08282508b5e689acc57c5bab6b9fb65671aedad880277a0586d9ecda7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "333399d08282508b5e689acc57c5bab6b9fb65671aedad880277a0586d9ecda7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "333399d08282508b5e689acc57c5bab6b9fb65671aedad880277a0586d9ecda7", kill_on_drop: false }`
[INFO] [stdout] 333399d08282508b5e689acc57c5bab6b9fb65671aedad880277a0586d9ecda7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e74d76764e2977b1beaff61e8d410b6bb7709d0d5b4e6b798d131447e458f5dc
[INFO] running `Command { std: "docker" "start" "-a" "e74d76764e2977b1beaff61e8d410b6bb7709d0d5b4e6b798d131447e458f5dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling backer-list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `last_modified`
[INFO] [stdout]   --> backer-list.rs:57:17
[INFO] [stdout]    |
[INFO] [stdout] 57 |             let last_modified = metadata.modified()?.duration_since(SystemTime::UNIX_EPOCH).expect("Failed getting modified date");
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_modified`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `md5_digest`
[INFO] [stdout]   --> backer-list.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn md5_digest(path: String) -> Result<Digest, std::io::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `Command { std: "docker" "inspect" "e74d76764e2977b1beaff61e8d410b6bb7709d0d5b4e6b798d131447e458f5dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e74d76764e2977b1beaff61e8d410b6bb7709d0d5b4e6b798d131447e458f5dc", kill_on_drop: false }`
[INFO] [stdout] e74d76764e2977b1beaff61e8d410b6bb7709d0d5b4e6b798d131447e458f5dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7dec6080d977ff44981e7b7aa8aa5790a3be03c41c7206d8e1320e9f91b3bc1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f7dec6080d977ff44981e7b7aa8aa5790a3be03c41c7206d8e1320e9f91b3bc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling backer-list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `last_modified`
[INFO] [stdout]   --> backer-list.rs:57:17
[INFO] [stdout]    |
[INFO] [stdout] 57 |             let last_modified = metadata.modified()?.duration_since(SystemTime::UNIX_EPOCH).expect("Failed getting modified date");
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_modified`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `md5_digest`
[INFO] [stdout]   --> backer-list.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn md5_digest(path: String) -> Result<Digest, std::io::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "f7dec6080d977ff44981e7b7aa8aa5790a3be03c41c7206d8e1320e9f91b3bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7dec6080d977ff44981e7b7aa8aa5790a3be03c41c7206d8e1320e9f91b3bc1", kill_on_drop: false }`
[INFO] [stdout] f7dec6080d977ff44981e7b7aa8aa5790a3be03c41c7206d8e1320e9f91b3bc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a9882599762ff23fb7cb2b04f3849d99df56b446852cc4697ce9cd57d4bc1dbc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a9882599762ff23fb7cb2b04f3849d99df56b446852cc4697ce9cd57d4bc1dbc", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `last_modified`
[INFO] [stderr]   --> backer-list.rs:57:17
[INFO] [stderr]    |
[INFO] [stderr] 57 |             let last_modified = metadata.modified()?.duration_since(SystemTime::UNIX_EPOCH).expect("Failed getting modified date");
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_modified`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `md5_digest`
[INFO] [stderr]   --> backer-list.rs:27:4
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn md5_digest(path: String) -> Result<Digest, std::io::Error> {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/backer_list-bddc03b0a5c72311
[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 `Command { std: "docker" "inspect" "a9882599762ff23fb7cb2b04f3849d99df56b446852cc4697ce9cd57d4bc1dbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9882599762ff23fb7cb2b04f3849d99df56b446852cc4697ce9cd57d4bc1dbc", kill_on_drop: false }`
[INFO] [stdout] a9882599762ff23fb7cb2b04f3849d99df56b446852cc4697ce9cd57d4bc1dbc