[INFO] fetching crate unsafe_fn 0.1.2... [INFO] checking unsafe_fn-0.1.2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate unsafe_fn 0.1.2 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate unsafe_fn 0.1.2 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate unsafe_fn 0.1.2 [INFO] finished tweaking crates.io crate unsafe_fn 0.1.2 [INFO] tweaked toml for crates.io crate unsafe_fn 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.86) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.37) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.77) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 362db1ec94876c61344eae7e70f73798ce3d4c161385bf3a9ea1e84ccf8ea5a5 [INFO] running `Command { std: "docker" "start" "-a" "362db1ec94876c61344eae7e70f73798ce3d4c161385bf3a9ea1e84ccf8ea5a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "362db1ec94876c61344eae7e70f73798ce3d4c161385bf3a9ea1e84ccf8ea5a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "362db1ec94876c61344eae7e70f73798ce3d4c161385bf3a9ea1e84ccf8ea5a5", kill_on_drop: false }` [INFO] [stdout] 362db1ec94876c61344eae7e70f73798ce3d4c161385bf3a9ea1e84ccf8ea5a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 71ab465bf246ba7e9521ffcf6d1ecef6c04fc17df36bad9a8fa0cc80d53b6cd6 [INFO] running `Command { std: "docker" "start" "-a" "71ab465bf246ba7e9521ffcf6d1ecef6c04fc17df36bad9a8fa0cc80d53b6cd6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Checking unsafe_fn v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/test.rs:91:33 [INFO] [stdout] | [INFO] [stdout] 91 | pub struct StructWithGen<'a, T>(&'a T); [INFO] [stdout] | ------------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `SomeTrait` is never used [INFO] [stdout] --> tests/test.rs:207:7 [INFO] [stdout] | [INFO] [stdout] 207 | trait SomeTrait { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary allocation, use `&` instead [INFO] [stdout] --> tests/test.rs:174:25 [INFO] [stdout] | [INFO] [stdout] 174 | assert_eq!(unsafe { Box::new(s2.clone()).i_plus(58) }, 5 + 9 + 58); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_allocation)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.95s [INFO] running `Command { std: "docker" "inspect" "71ab465bf246ba7e9521ffcf6d1ecef6c04fc17df36bad9a8fa0cc80d53b6cd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71ab465bf246ba7e9521ffcf6d1ecef6c04fc17df36bad9a8fa0cc80d53b6cd6", kill_on_drop: false }` [INFO] [stdout] 71ab465bf246ba7e9521ffcf6d1ecef6c04fc17df36bad9a8fa0cc80d53b6cd6