[INFO] cloning repository https://github.com/ThatsGobbles/failure-test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThatsGobbles/failure-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatsGobbles%2Ffailure-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatsGobbles%2Ffailure-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 77db22cc2c0d5d2663efed45739ac37c96219a81 [INFO] checking ThatsGobbles/failure-test against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatsGobbles%2Ffailure-test" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ThatsGobbles/failure-test on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ThatsGobbles/failure-test [INFO] finished tweaking git repo https://github.com/ThatsGobbles/failure-test [INFO] tweaked toml for git repo https://github.com/ThatsGobbles/failure-test written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/ThatsGobbles/failure-test already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 22b538c2f8f52ebdb6e9e010dd4b2cb5a55eadb57cacfd44fe3fe4d48d5aebe6 [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" "22b538c2f8f52ebdb6e9e010dd4b2cb5a55eadb57cacfd44fe3fe4d48d5aebe6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "22b538c2f8f52ebdb6e9e010dd4b2cb5a55eadb57cacfd44fe3fe4d48d5aebe6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22b538c2f8f52ebdb6e9e010dd4b2cb5a55eadb57cacfd44fe3fe4d48d5aebe6", kill_on_drop: false }` [INFO] [stdout] 22b538c2f8f52ebdb6e9e010dd4b2cb5a55eadb57cacfd44fe3fe4d48d5aebe6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a8cf43a724ea7bfca51023cc078e9fc1f225583169f9aff0ad65efc2abbc390a [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" "a8cf43a724ea7bfca51023cc078e9fc1f225583169f9aff0ad65efc2abbc390a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.20 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Compiling failure_derive v0.1.2 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Checking failure v0.1.2 [INFO] [stderr] Checking failure-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error_kind_pair.rs:28:32 [INFO] [stdout] | [INFO] [stdout] 28 | fn cause(&self) -> Option<&Fail> { self.inner.cause() } [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Fail` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error_kind_pair.rs:67:28 [INFO] [stdout] | [INFO] [stdout] 67 | let fail: &Fail = &e; [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Fail` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error_kind_pair.rs:28:32 [INFO] [stdout] | [INFO] [stdout] 28 | fn cause(&self) -> Option<&Fail> { self.inner.cause() } [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Fail` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error_kind_pair.rs:67:28 [INFO] [stdout] | [INFO] [stdout] 67 | let fail: &Fail = &e; [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Fail` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ErrorA1` [INFO] [stdout] --> src/custom_fail_type.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | ErrorA1(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ErrorA2` [INFO] [stdout] --> src/custom_fail_type.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | ErrorA2(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ErrorB1` [INFO] [stdout] --> src/custom_fail_type.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | ErrorB1(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ErrorB2` [INFO] [stdout] --> src/custom_fail_type.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | ErrorB2(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `example` [INFO] [stdout] --> src/custom_fail_type.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn example() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ErrorA1` [INFO] [stdout] --> src/custom_fail_type.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | ErrorA1(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ErrorA2` [INFO] [stdout] --> src/custom_fail_type.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | ErrorA2(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ErrorB1` [INFO] [stdout] --> src/custom_fail_type.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | ErrorB1(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ErrorB2` [INFO] [stdout] --> src/custom_fail_type.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | ErrorB2(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `example` [INFO] [stdout] --> src/custom_fail_type.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn example() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.40s [INFO] running `Command { std: "docker" "inspect" "a8cf43a724ea7bfca51023cc078e9fc1f225583169f9aff0ad65efc2abbc390a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8cf43a724ea7bfca51023cc078e9fc1f225583169f9aff0ad65efc2abbc390a", kill_on_drop: false }` [INFO] [stdout] a8cf43a724ea7bfca51023cc078e9fc1f225583169f9aff0ad65efc2abbc390a