[INFO] fetching crate cc-traits 0.7.1...
[INFO] testing cc-traits-0.7.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate cc-traits 0.7.1 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate cc-traits 0.7.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cc-traits 0.7.1
[INFO] finished tweaking crates.io crate cc-traits 0.7.1
[INFO] tweaked toml for crates.io crate cc-traits 0.7.1 written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] crate crates.io crate cc-traits 0.7.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ijson v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98e220a5d2a9254bcf35e292caf04ea9613cefd84771d9c000d8931dcf34d6ab
[INFO] running `Command { std: "docker" "start" "-a" "98e220a5d2a9254bcf35e292caf04ea9613cefd84771d9c000d8931dcf34d6ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98e220a5d2a9254bcf35e292caf04ea9613cefd84771d9c000d8931dcf34d6ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98e220a5d2a9254bcf35e292caf04ea9613cefd84771d9c000d8931dcf34d6ab", kill_on_drop: false }`
[INFO] [stdout] 98e220a5d2a9254bcf35e292caf04ea9613cefd84771d9c000d8931dcf34d6ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ae41d7f37f42760b0b3cc1d420ef9e0adfeb259c7451f2c68acf73593543325
[INFO] running `Command { std: "docker" "start" "-a" "4ae41d7f37f42760b0b3cc1d420ef9e0adfeb259c7451f2c68acf73593543325", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc-traits v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "4ae41d7f37f42760b0b3cc1d420ef9e0adfeb259c7451f2c68acf73593543325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ae41d7f37f42760b0b3cc1d420ef9e0adfeb259c7451f2c68acf73593543325", kill_on_drop: false }`
[INFO] [stdout] 4ae41d7f37f42760b0b3cc1d420ef9e0adfeb259c7451f2c68acf73593543325
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13ccc918171d9b6992c2b8b72e4fbbc3779ee3a97f268ad428a7ae13ebc10fb7
[INFO] running `Command { std: "docker" "start" "-a" "13ccc918171d9b6992c2b8b72e4fbbc3779ee3a97f268ad428a7ae13ebc10fb7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc-traits v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "13ccc918171d9b6992c2b8b72e4fbbc3779ee3a97f268ad428a7ae13ebc10fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13ccc918171d9b6992c2b8b72e4fbbc3779ee3a97f268ad428a7ae13ebc10fb7", kill_on_drop: false }`
[INFO] [stdout] 13ccc918171d9b6992c2b8b72e4fbbc3779ee3a97f268ad428a7ae13ebc10fb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eecd26a0628dd9be36c430e2a32fb9910a441df3587ca1428f0028b50d518fb4
[INFO] running `Command { std: "docker" "start" "-a" "eecd26a0628dd9be36c430e2a32fb9910a441df3587ca1428f0028b50d518fb4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cc_traits-7ae63a36d4294ed2)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cc-traits
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 82) ... ignored
[INFO] [stdout] test src/macros.rs - macros::covariant_key_ref (line 76) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/macros.rs - macros::covariant_item_ref (line 6) ... ok
[INFO] [stdout] test src/macros.rs - macros::covariant_item_mut (line 41) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eecd26a0628dd9be36c430e2a32fb9910a441df3587ca1428f0028b50d518fb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eecd26a0628dd9be36c430e2a32fb9910a441df3587ca1428f0028b50d518fb4", kill_on_drop: false }`
[INFO] [stdout] eecd26a0628dd9be36c430e2a32fb9910a441df3587ca1428f0028b50d518fb4