[INFO] fetching crate test-case 1.0.1...
[INFO] checking test-case-1.0.1 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate test-case 1.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate test-case 1.0.1 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate test-case 1.0.1
[INFO] finished tweaking crates.io crate test-case 1.0.1
[INFO] tweaked toml for crates.io crate test-case 1.0.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--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 termios v0.3.3
[INFO] [stderr]   Downloaded console v0.9.2
[INFO] [stderr]   Downloaded encode_unicode v0.3.6
[INFO] [stderr]   Downloaded clicolors-control v1.0.1
[INFO] [stderr]   Downloaded uuid v0.8.2
[INFO] [stderr]   Downloaded insta v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fed8172710b5813644340a51ec0a0e78dad75ca84fb6b0416b7cad80650cbb47
[INFO] running `Command { std: "docker" "start" "-a" "fed8172710b5813644340a51ec0a0e78dad75ca84fb6b0416b7cad80650cbb47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fed8172710b5813644340a51ec0a0e78dad75ca84fb6b0416b7cad80650cbb47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fed8172710b5813644340a51ec0a0e78dad75ca84fb6b0416b7cad80650cbb47", kill_on_drop: false }`
[INFO] [stdout] fed8172710b5813644340a51ec0a0e78dad75ca84fb6b0416b7cad80650cbb47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7619e89ac2c161e372c3edb893385778d8783416a5d9f2131c40ff79a0ebc3a
[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" "a7619e89ac2c161e372c3edb893385778d8783416a5d9f2131c40ff79a0ebc3a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling test-case v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking console v0.9.2
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking insta v0.12.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.74s
[INFO] running `Command { std: "docker" "inspect" "a7619e89ac2c161e372c3edb893385778d8783416a5d9f2131c40ff79a0ebc3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7619e89ac2c161e372c3edb893385778d8783416a5d9f2131c40ff79a0ebc3a", kill_on_drop: false }`
[INFO] [stdout] a7619e89ac2c161e372c3edb893385778d8783416a5d9f2131c40ff79a0ebc3a