[INFO] fetching crate futhorc 0.1.6...
[INFO] checking futhorc-0.1.6 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate futhorc 0.1.6 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate futhorc 0.1.6 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futhorc 0.1.6
[INFO] finished tweaking crates.io crate futhorc 0.1.6
[INFO] tweaked toml for crates.io crate futhorc 0.1.6 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate futhorc 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8cd6e3c93b3e72ade39aa5a9ee94e5418f56dfd97de62d420e3ba7ee5a4c440
[INFO] running `Command { std: "docker" "start" "-a" "d8cd6e3c93b3e72ade39aa5a9ee94e5418f56dfd97de62d420e3ba7ee5a4c440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8cd6e3c93b3e72ade39aa5a9ee94e5418f56dfd97de62d420e3ba7ee5a4c440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8cd6e3c93b3e72ade39aa5a9ee94e5418f56dfd97de62d420e3ba7ee5a4c440", kill_on_drop: false }`
[INFO] [stdout] d8cd6e3c93b3e72ade39aa5a9ee94e5418f56dfd97de62d420e3ba7ee5a4c440
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a66a3d951d2750743119ed98268e7751a0f5bf6554f5f29e2e63aed525a7368c
[INFO] running `Command { std: "docker" "start" "-a" "a66a3d951d2750743119ed98268e7751a0f5bf6554f5f29e2e63aed525a7368c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.61
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling gtmpl_value v0.4.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking gtmpl v0.6.0
[INFO] [stderr]     Checking quick-xml v0.20.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking diligent-date-parser v0.1.2
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling gtmpl_derive v0.4.0
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]     Checking atom_syndication v0.9.1
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking futhorc v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `root_directory`
[INFO] [stdout]   --> src/config.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub root_directory: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `map_into_keys_values` has been stable since 1.54.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | #![feature(map_into_keys_values)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `root_directory`
[INFO] [stdout]   --> src/config.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub root_directory: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `map_into_keys_values` has been stable since 1.54.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | #![feature(map_into_keys_values)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.60s
[INFO] running `Command { std: "docker" "inspect" "a66a3d951d2750743119ed98268e7751a0f5bf6554f5f29e2e63aed525a7368c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a66a3d951d2750743119ed98268e7751a0f5bf6554f5f29e2e63aed525a7368c", kill_on_drop: false }`
[INFO] [stdout] a66a3d951d2750743119ed98268e7751a0f5bf6554f5f29e2e63aed525a7368c