[INFO] cloning repository https://github.com/guijiangheng/learn-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guijiangheng/learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguijiangheng%2Flearn-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguijiangheng%2Flearn-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4efc0ebeb618155aa43ca6df762390b94d0bbd30 [INFO] checking guijiangheng/learn-rust against try#b32fc44666c052e7cf07ab471bfb6f9ec571902f for pr-138676 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguijiangheng%2Flearn-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/guijiangheng/learn-rust on toolchain b32fc44666c052e7cf07ab471bfb6f9ec571902f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/guijiangheng/learn-rust [INFO] finished tweaking git repo https://github.com/guijiangheng/learn-rust [INFO] tweaked toml for git repo https://github.com/guijiangheng/learn-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/guijiangheng/learn-rust 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" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking guijiangheng/learn-rust against try#b32fc44666c052e7cf07ab471bfb6f9ec571902f for pr-138676 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguijiangheng%2Flearn-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/guijiangheng/learn-rust on toolchain b32fc44666c052e7cf07ab471bfb6f9ec571902f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/guijiangheng/learn-rust [INFO] finished tweaking git repo https://github.com/guijiangheng/learn-rust [INFO] tweaked toml for git repo https://github.com/guijiangheng/learn-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/guijiangheng/learn-rust 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" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5526112f723cc8c00d8112fe23196204d18e2d40f0d58419791b914bc596c31f [INFO] running `Command { std: "docker" "start" "-a" "5526112f723cc8c00d8112fe23196204d18e2d40f0d58419791b914bc596c31f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5526112f723cc8c00d8112fe23196204d18e2d40f0d58419791b914bc596c31f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5526112f723cc8c00d8112fe23196204d18e2d40f0d58419791b914bc596c31f", kill_on_drop: false }` [INFO] [stdout] 5526112f723cc8c00d8112fe23196204d18e2d40f0d58419791b914bc596c31f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a9cc91d7d551b62f491f522c0d14559d29ebc95ec5539cb0a33e576bac645b07 [INFO] running `Command { std: "docker" "start" "-a" "a9cc91d7d551b62f491f522c0d14559d29ebc95ec5539cb0a33e576bac645b07", kill_on_drop: false }` [INFO] [stderr] Checking learn-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/hash_set.rs:74:80 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn intersection<'a>(&'a self, other: &'a Self) -> impl Iterator { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/hash_set.rs:79:78 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn difference<'a>(&'a self, other: &'a Self) -> impl Iterator { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/hash_set.rs:83:73 [INFO] [stdout] | [INFO] [stdout] 83 | pub fn union<'a>(&'a self, other: &'a Self) -> impl Iterator { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/hash_set.rs:87:88 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn symmetric_difference<'a>(&'a self, other: &'a Self) -> impl Iterator { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/hash_set.rs:74:80 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn intersection<'a>(&'a self, other: &'a Self) -> impl Iterator { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/hash_set.rs:79:78 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn difference<'a>(&'a self, other: &'a Self) -> impl Iterator { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/hash_set.rs:83:73 [INFO] [stdout] | [INFO] [stdout] 83 | pub fn union<'a>(&'a self, other: &'a Self) -> impl Iterator { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/hash_set.rs:87:88 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn symmetric_difference<'a>(&'a self, other: &'a Self) -> impl Iterator { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/hash_set.rs:74:80 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn intersection<'a>(&'a self, other: &'a Self) -> impl Iterator { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/hash_set.rs:79:78 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn difference<'a>(&'a self, other: &'a Self) -> impl Iterator { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/hash_set.rs:83:73 [INFO] [stdout] | [INFO] [stdout] 83 | pub fn union<'a>(&'a self, other: &'a Self) -> impl Iterator { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/hash_set.rs:87:88 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn symmetric_difference<'a>(&'a self, other: &'a Self) -> impl Iterator { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/hash_set.rs:74:80 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn intersection<'a>(&'a self, other: &'a Self) -> impl Iterator { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/hash_set.rs:79:78 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn difference<'a>(&'a self, other: &'a Self) -> impl Iterator { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/hash_set.rs:83:73 [INFO] [stdout] | [INFO] [stdout] 83 | pub fn union<'a>(&'a self, other: &'a Self) -> impl Iterator { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/hash_set.rs:87:88 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn symmetric_difference<'a>(&'a self, other: &'a Self) -> impl Iterator { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s [INFO] running `Command { std: "docker" "inspect" "a9cc91d7d551b62f491f522c0d14559d29ebc95ec5539cb0a33e576bac645b07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9cc91d7d551b62f491f522c0d14559d29ebc95ec5539cb0a33e576bac645b07", kill_on_drop: false }` [INFO] [stdout] a9cc91d7d551b62f491f522c0d14559d29ebc95ec5539cb0a33e576bac645b07