[INFO] cloning repository https://github.com/allonsy/resilient
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/allonsy/resilient" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallonsy%2Fresilient", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallonsy%2Fresilient'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 24e1468781941e5fb31c603acf0d42517fcb8da9
[INFO] checking allonsy/resilient against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallonsy%2Fresilient" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/allonsy/resilient on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/allonsy/resilient
[INFO] finished tweaking git repo https://github.com/allonsy/resilient
[INFO] tweaked toml for git repo https://github.com/allonsy/resilient written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/allonsy/resilient already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02d8e37362f7efbdd8c5155952e2f627d6fca5ace3d971825920292ec157f345
[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" "02d8e37362f7efbdd8c5155952e2f627d6fca5ace3d971825920292ec157f345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02d8e37362f7efbdd8c5155952e2f627d6fca5ace3d971825920292ec157f345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02d8e37362f7efbdd8c5155952e2f627d6fca5ace3d971825920292ec157f345", kill_on_drop: false }`
[INFO] [stdout] 02d8e37362f7efbdd8c5155952e2f627d6fca5ace3d971825920292ec157f345
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--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] 06e0996309b5262f16e7ea15540a36b0a63e54ef5cc395aa562e4851108771ce
[INFO] running `Command { std: "docker" "start" "-a" "06e0996309b5262f16e7ea15540a36b0a63e54ef5cc395aa562e4851108771ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking toml v0.5.0
[INFO] [stderr]     Checking resilient v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: private type `Modification` in public interface (error E0446)
[INFO] [stdout]  --> src/status.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Modification(Modification)
[INFO] [stdout]   |                  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(private_in_public)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_commits`
[INFO] [stdout]   --> src/commit.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn get_commits(conf: &Config) -> Vec<Commit> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sort_commits`
[INFO] [stdout]    --> src/commit.rs:141:4
[INFO] [stdout]     |
[INFO] [stdout] 141 | fn sort_commits(c1: &Commit, c2: &Commit) -> Ordering {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `update_type`
[INFO] [stdout]   --> src/status.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     update_type: UpdateType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private type `Modification` in public interface (error E0446)
[INFO] [stdout]  --> src/status.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Modification(Modification)
[INFO] [stdout]   |                  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(private_in_public)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_commits`
[INFO] [stdout]   --> src/commit.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn get_commits(conf: &Config) -> Vec<Commit> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sort_commits`
[INFO] [stdout]    --> src/commit.rs:141:4
[INFO] [stdout]     |
[INFO] [stdout] 141 | fn sort_commits(c1: &Commit, c2: &Commit) -> Ordering {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `update_type`
[INFO] [stdout]   --> src/status.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     update_type: UpdateType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.35s
[INFO] running `Command { std: "docker" "inspect" "06e0996309b5262f16e7ea15540a36b0a63e54ef5cc395aa562e4851108771ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06e0996309b5262f16e7ea15540a36b0a63e54ef5cc395aa562e4851108771ce", kill_on_drop: false }`
[INFO] [stdout] 06e0996309b5262f16e7ea15540a36b0a63e54ef5cc395aa562e4851108771ce