[INFO] fetching crate dia-assert 3.0.0...
[INFO] checking dia-assert-3.0.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate dia-assert 3.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate dia-assert 3.0.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dia-assert 3.0.0
[INFO] finished tweaking crates.io crate dia-assert 3.0.0
[INFO] tweaked toml for crates.io crate dia-assert 3.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1f0955630ff4da4911abee5abbf6ddec6290c76bc27a15ac8bc01d5ddbbff79
[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" "f1f0955630ff4da4911abee5abbf6ddec6290c76bc27a15ac8bc01d5ddbbff79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1f0955630ff4da4911abee5abbf6ddec6290c76bc27a15ac8bc01d5ddbbff79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1f0955630ff4da4911abee5abbf6ddec6290c76bc27a15ac8bc01d5ddbbff79", kill_on_drop: false }`
[INFO] [stdout] f1f0955630ff4da4911abee5abbf6ddec6290c76bc27a15ac8bc01d5ddbbff79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d4be81e0423b1c3df645bbfbfd50a1f4611d47a9b7914289a098c59cbe07f62
[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" "8d4be81e0423b1c3df645bbfbfd50a1f4611d47a9b7914289a098c59cbe07f62", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking dia-assert v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/__.rs:71:35
[INFO] [stdout]     |
[INFO] [stdout] 71  |     eprintln!("{}", __!($($arg)+));
[INFO] [stdout]     |                                   ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/level.rs:160:45
[INFO] [stdout]     |
[INFO] [stdout] 160 | ...                   Err(err) => __e!("Couldn't write to {:?} -> {}", PATH, &err),
[INFO] [stdout]     |                                   ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` 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 #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `__e` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/__.rs:71:35
[INFO] [stdout]     |
[INFO] [stdout] 71  |     eprintln!("{}", __!($($arg)+));
[INFO] [stdout]     |                                   ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/level.rs:160:45
[INFO] [stdout]     |
[INFO] [stdout] 160 | ...                   Err(err) => __e!("Couldn't write to {:?} -> {}", PATH, &err),
[INFO] [stdout]     |                                   ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` 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 #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `__e` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "8d4be81e0423b1c3df645bbfbfd50a1f4611d47a9b7914289a098c59cbe07f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d4be81e0423b1c3df645bbfbfd50a1f4611d47a9b7914289a098c59cbe07f62", kill_on_drop: false }`
[INFO] [stdout] 8d4be81e0423b1c3df645bbfbfd50a1f4611d47a9b7914289a098c59cbe07f62