[INFO] fetching crate mockall_examples 0.7.2...
[INFO] checking mockall_examples-0.7.2 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate mockall_examples 0.7.2 into /workspace/builds/worker-57/source
[INFO] validating manifest of crates.io crate mockall_examples 0.7.2 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mockall_examples 0.7.2
[INFO] finished tweaking crates.io crate mockall_examples 0.7.2
[INFO] tweaked toml for crates.io crate mockall_examples 0.7.2 written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded downcast v0.10.0
[INFO] [stderr]   Downloaded fragile v1.0.0
[INFO] [stderr]   Downloaded mockall_derive v0.7.2
[INFO] [stderr]   Downloaded predicates-tree v1.0.3
[INFO] [stderr]   Downloaded mockall v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b6f3c4a0e8c15542c60fc1e513ed06523ec86607cd500e9da176ce8dceac8ec
[INFO] running `Command { std: "docker" "start" "-a" "0b6f3c4a0e8c15542c60fc1e513ed06523ec86607cd500e9da176ce8dceac8ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b6f3c4a0e8c15542c60fc1e513ed06523ec86607cd500e9da176ce8dceac8ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b6f3c4a0e8c15542c60fc1e513ed06523ec86607cd500e9da176ce8dceac8ec", kill_on_drop: false }`
[INFO] [stdout] 0b6f3c4a0e8c15542c60fc1e513ed06523ec86607cd500e9da176ce8dceac8ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 617824881dbc07cf0ee157c58d38e62e5f1195df0530c74ee8cbc6460af3ac67
[INFO] running `Command { std: "docker" "start" "-a" "617824881dbc07cf0ee157c58d38e62e5f1195df0530c74ee8cbc6460af3ac67", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking fragile v1.0.0
[INFO] [stderr]     Checking downcast v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking predicates-tree v1.0.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]    Compiling mockall_derive v0.7.2
[INFO] [stderr]     Checking mockall v0.7.2
[INFO] [stderr]     Checking mockall_examples v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.26s
[INFO] running `Command { std: "docker" "inspect" "617824881dbc07cf0ee157c58d38e62e5f1195df0530c74ee8cbc6460af3ac67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "617824881dbc07cf0ee157c58d38e62e5f1195df0530c74ee8cbc6460af3ac67", kill_on_drop: false }`
[INFO] [stdout] 617824881dbc07cf0ee157c58d38e62e5f1195df0530c74ee8cbc6460af3ac67