[INFO] fetching crate build-probe-mpi 0.1.1...
[INFO] checking build-probe-mpi-0.1.1 against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] extracting crate build-probe-mpi 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate build-probe-mpi 0.1.1 on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate build-probe-mpi 0.1.1
[INFO] finished tweaking crates.io crate build-probe-mpi 0.1.1
[INFO] tweaked toml for crates.io crate build-probe-mpi 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad3cf67ae6010f8a914f829da365615cdb97ac4d19fe3328000d0d1b7f72e55f
[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" "ad3cf67ae6010f8a914f829da365615cdb97ac4d19fe3328000d0d1b7f72e55f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad3cf67ae6010f8a914f829da365615cdb97ac4d19fe3328000d0d1b7f72e55f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad3cf67ae6010f8a914f829da365615cdb97ac4d19fe3328000d0d1b7f72e55f", kill_on_drop: false }`
[INFO] [stdout] ad3cf67ae6010f8a914f829da365615cdb97ac4d19fe3328000d0d1b7f72e55f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d02b7c8d64a0131b1fafe03d8449a73f75e7833096068d7875432ce22f0e08ce
[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" "d02b7c8d64a0131b1fafe03d8449a73f75e7833096068d7875432ce22f0e08ce", kill_on_drop: false }`
[INFO] [stderr]     Checking pkg-config v0.3.19
[INFO] [stderr]     Checking build-probe-mpi v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:64:43
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn probe() -> Result<Library, Vec<Box<Error>>> {
[INFO] [stdout]    |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:69:52
[INFO] [stdout]    |
[INFO] [stdout] 69 |         Err(err) => errs.push(Box::new(err) as Box<Error>)
[INFO] [stdout]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:74:52
[INFO] [stdout]    |
[INFO] [stdout] 74 |         Err(err) => errs.push(Box::new(err) as Box<Error>)
[INFO] [stdout]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:52
[INFO] [stdout]    |
[INFO] [stdout] 79 |         Err(err) => errs.push(Box::new(err) as Box<Error>)
[INFO] [stdout]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:64:43
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn probe() -> Result<Library, Vec<Box<Error>>> {
[INFO] [stdout]    |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:69:52
[INFO] [stdout]    |
[INFO] [stdout] 69 |         Err(err) => errs.push(Box::new(err) as Box<Error>)
[INFO] [stdout]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:74:52
[INFO] [stdout]    |
[INFO] [stdout] 74 |         Err(err) => errs.push(Box::new(err) as Box<Error>)
[INFO] [stdout]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:52
[INFO] [stdout]    |
[INFO] [stdout] 79 |         Err(err) => errs.push(Box::new(err) as Box<Error>)
[INFO] [stdout]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "d02b7c8d64a0131b1fafe03d8449a73f75e7833096068d7875432ce22f0e08ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d02b7c8d64a0131b1fafe03d8449a73f75e7833096068d7875432ce22f0e08ce", kill_on_drop: false }`
[INFO] [stdout] d02b7c8d64a0131b1fafe03d8449a73f75e7833096068d7875432ce22f0e08ce