[INFO] fetching crate contract-address 0.6.0...
[INFO] checking contract-address-0.6.0 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate contract-address 0.6.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate contract-address 0.6.0 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate contract-address 0.6.0
[INFO] finished tweaking crates.io crate contract-address 0.6.0
[INFO] tweaked toml for crates.io crate contract-address 0.6.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a1d0f2618a971049e9b856e1e25f6393f606ed8b6ebc369d58a140906000c64
[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" "6a1d0f2618a971049e9b856e1e25f6393f606ed8b6ebc369d58a140906000c64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a1d0f2618a971049e9b856e1e25f6393f606ed8b6ebc369d58a140906000c64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a1d0f2618a971049e9b856e1e25f6393f606ed8b6ebc369d58a140906000c64", kill_on_drop: false }`
[INFO] [stdout] 6a1d0f2618a971049e9b856e1e25f6393f606ed8b6ebc369d58a140906000c64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f14042b059cabe1e7e638d73d3a0af547caf6e96dc6ae84af14e4fa02b4d768
[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" "6f14042b059cabe1e7e638d73d3a0af547caf6e96dc6ae84af14e4fa02b4d768", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking arrayvec v0.7.0
[INFO] [stderr]     Checking uint v0.9.0
[INFO] [stderr]     Checking tiny-keccak v2.0.2
[INFO] [stderr]     Checking rlp v0.5.0
[INFO] [stderr]     Checking bitvec v0.20.4
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]     Checking parity-scale-codec v2.1.1
[INFO] [stderr]     Checking impl-serde v0.3.1
[INFO] [stderr]     Checking ethbloom v0.11.0
[INFO] [stderr]     Checking impl-codec v0.5.0
[INFO] [stderr]     Checking primitive-types v0.9.0
[INFO] [stderr]     Checking ethereum-types v0.11.0
[INFO] [stderr]     Checking keccak-hash v0.7.0
[INFO] [stderr]     Checking contract-address v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.18s
[INFO] running `Command { std: "docker" "inspect" "6f14042b059cabe1e7e638d73d3a0af547caf6e96dc6ae84af14e4fa02b4d768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f14042b059cabe1e7e638d73d3a0af547caf6e96dc6ae84af14e4fa02b4d768", kill_on_drop: false }`
[INFO] [stdout] 6f14042b059cabe1e7e638d73d3a0af547caf6e96dc6ae84af14e4fa02b4d768