[INFO] cloning repository https://github.com/stratagyn/bit-byte-bit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stratagyn/bit-byte-bit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstratagyn%2Fbit-byte-bit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstratagyn%2Fbit-byte-bit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 889ac31fc424508ee0c9077afb82100c97d483b2
[INFO] checking stratagyn/bit-byte-bit against try#1383df06117fd218068d1f39fd5326256dd4a348 for pr-145181
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstratagyn%2Fbit-byte-bit" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/stratagyn/bit-byte-bit
[INFO] finished tweaking git repo https://github.com/stratagyn/bit-byte-bit
[INFO] tweaked toml for git repo https://github.com/stratagyn/bit-byte-bit written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/stratagyn/bit-byte-bit on toolchain 1383df06117fd218068d1f39fd5326256dd4a348
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/stratagyn/bit-byte-bit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12dd6b8f8dd26d494f44172511cc1a93729dd7211146044dd67ef57e3d446ebe
[INFO] running `Command { std: "docker" "start" "-a" "12dd6b8f8dd26d494f44172511cc1a93729dd7211146044dd67ef57e3d446ebe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12dd6b8f8dd26d494f44172511cc1a93729dd7211146044dd67ef57e3d446ebe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12dd6b8f8dd26d494f44172511cc1a93729dd7211146044dd67ef57e3d446ebe", kill_on_drop: false }`
[INFO] [stdout] 12dd6b8f8dd26d494f44172511cc1a93729dd7211146044dd67ef57e3d446ebe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a18d41291454e5de6a7bdac86f6e4ad7ddf90fdc6985619891b3b64d159bf660
[INFO] running `Command { std: "docker" "start" "-a" "a18d41291454e5de6a7bdac86f6e4ad7ddf90fdc6985619891b3b64d159bf660", kill_on_drop: false }`
[INFO] [stderr]     Checking bit-byte-bit v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1405:17
[INFO] [stdout]      |
[INFO] [stdout] 1405 |     pub fn iter(&self) -> Iter { Iter::new(self, 0) }
[INFO] [stdout]      |                 ^^^^^     ---- the same lifetime is hidden here
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1405 |     pub fn iter(&self) -> Iter<'_> { Iter::new(self, 0) }
[INFO] [stdout]      |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1425:22
[INFO] [stdout]      |
[INFO] [stdout] 1425 |     pub fn iter_from(&self, index: usize) -> Iter {
[INFO] [stdout]      |                      ^^^^^                   ---- the same lifetime is hidden here
[INFO] [stdout]      |                      |
[INFO] [stdout]      |                      the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1425 |     pub fn iter_from(&self, index: usize) -> Iter<'_> {
[INFO] [stdout]      |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1405:17
[INFO] [stdout]      |
[INFO] [stdout] 1405 |     pub fn iter(&self) -> Iter { Iter::new(self, 0) }
[INFO] [stdout]      |                 ^^^^^     ---- the same lifetime is hidden here
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1405 |     pub fn iter(&self) -> Iter<'_> { Iter::new(self, 0) }
[INFO] [stdout]      |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1425:22
[INFO] [stdout]      |
[INFO] [stdout] 1425 |     pub fn iter_from(&self, index: usize) -> Iter {
[INFO] [stdout]      |                      ^^^^^                   ---- the same lifetime is hidden here
[INFO] [stdout]      |                      |
[INFO] [stdout]      |                      the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1425 |     pub fn iter_from(&self, index: usize) -> Iter<'_> {
[INFO] [stdout]      |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "a18d41291454e5de6a7bdac86f6e4ad7ddf90fdc6985619891b3b64d159bf660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a18d41291454e5de6a7bdac86f6e4ad7ddf90fdc6985619891b3b64d159bf660", kill_on_drop: false }`
[INFO] [stdout] a18d41291454e5de6a7bdac86f6e4ad7ddf90fdc6985619891b3b64d159bf660