[INFO] fetching crate shark 0.0.1...
[INFO] checking shark-0.0.1 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate shark 0.0.1 into /workspace/builds/worker-110/source
[INFO] validating manifest of crates.io crate shark 0.0.1 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shark 0.0.1
[INFO] finished tweaking crates.io crate shark 0.0.1
[INFO] tweaked toml for crates.io crate shark 0.0.1 written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 978608ae287809c85ae1aa43a5dcecf817c420bb9c9671b7e3f7297340f0f1e6
[INFO] running `Command { std: "docker" "start" "-a" "978608ae287809c85ae1aa43a5dcecf817c420bb9c9671b7e3f7297340f0f1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "978608ae287809c85ae1aa43a5dcecf817c420bb9c9671b7e3f7297340f0f1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "978608ae287809c85ae1aa43a5dcecf817c420bb9c9671b7e3f7297340f0f1e6", kill_on_drop: false }`
[INFO] [stdout] 978608ae287809c85ae1aa43a5dcecf817c420bb9c9671b7e3f7297340f0f1e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a3c57f692cfcf43f050e13d9f081285e44ed6d00d7141b4cc02ab4d6edfac4e
[INFO] running `Command { std: "docker" "start" "-a" "3a3c57f692cfcf43f050e13d9f081285e44ed6d00d7141b4cc02ab4d6edfac4e", kill_on_drop: false }`
[INFO] [stderr]     Checking shark v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "3a3c57f692cfcf43f050e13d9f081285e44ed6d00d7141b4cc02ab4d6edfac4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a3c57f692cfcf43f050e13d9f081285e44ed6d00d7141b4cc02ab4d6edfac4e", kill_on_drop: false }`
[INFO] [stdout] 3a3c57f692cfcf43f050e13d9f081285e44ed6d00d7141b4cc02ab4d6edfac4e