[INFO] fetching crate android_trace_log 0.2.0...
[INFO] checking android_trace_log-0.2.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate android_trace_log 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate android_trace_log 0.2.0 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 android_trace_log 0.2.0
[INFO] finished tweaking crates.io crate android_trace_log 0.2.0
[INFO] tweaked toml for crates.io crate android_trace_log 0.2.0 written to /workspace/builds/worker-8/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] 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] 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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6678a0547055172918eeef76d3c244e0eff5c778e5f1fdda9d5ccb79bcf1f7c8
[INFO] running `Command { std: "docker" "start" "-a" "6678a0547055172918eeef76d3c244e0eff5c778e5f1fdda9d5ccb79bcf1f7c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6678a0547055172918eeef76d3c244e0eff5c778e5f1fdda9d5ccb79bcf1f7c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6678a0547055172918eeef76d3c244e0eff5c778e5f1fdda9d5ccb79bcf1f7c8", kill_on_drop: false }`
[INFO] [stdout] 6678a0547055172918eeef76d3c244e0eff5c778e5f1fdda9d5ccb79bcf1f7c8
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 12d264276e030c5dd8ce949af35c230e2c23b740c26c0c8a646dfeab6da48cef
[INFO] running `Command { std: "docker" "start" "-a" "12d264276e030c5dd8ce949af35c230e2c23b740c26c0c8a646dfeab6da48cef", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking radium v0.5.3
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]     Checking nom v6.2.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking android_trace_log v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `InvalidFormat`
[INFO] [stdout]    --> src/lib.rs:605:5
[INFO] [stdout]     |
[INFO] [stdout] 605 |     InvalidFormat,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidFormat`
[INFO] [stdout]    --> src/lib.rs:605:5
[INFO] [stdout]     |
[INFO] [stdout] 605 |     InvalidFormat,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.02s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "12d264276e030c5dd8ce949af35c230e2c23b740c26c0c8a646dfeab6da48cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12d264276e030c5dd8ce949af35c230e2c23b740c26c0c8a646dfeab6da48cef", kill_on_drop: false }`
[INFO] [stdout] 12d264276e030c5dd8ce949af35c230e2c23b740c26c0c8a646dfeab6da48cef