[INFO] fetching crate include-merkle 0.1.4...
[INFO] checking include-merkle-0.1.4 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate include-merkle 0.1.4 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate include-merkle 0.1.4 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 include-merkle 0.1.4
[INFO] finished tweaking crates.io crate include-merkle 0.1.4
[INFO] tweaked toml for crates.io crate include-merkle 0.1.4 written to /workspace/builds/worker-12/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 8aacd5ad448bf29a2cd1805f018f3f4115c5794aa71836fc1f57efb34f3946b3
[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" "8aacd5ad448bf29a2cd1805f018f3f4115c5794aa71836fc1f57efb34f3946b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8aacd5ad448bf29a2cd1805f018f3f4115c5794aa71836fc1f57efb34f3946b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aacd5ad448bf29a2cd1805f018f3f4115c5794aa71836fc1f57efb34f3946b3", kill_on_drop: false }`
[INFO] [stdout] 8aacd5ad448bf29a2cd1805f018f3f4115c5794aa71836fc1f57efb34f3946b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 4e6e5a934cb63292601419ab65778e84e6271c619c0b8e7dceef7d8899bb358e
[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" "4e6e5a934cb63292601419ab65778e84e6271c619c0b8e7dceef7d8899bb358e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking tint v1.0.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking directories v1.0.2
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking ptree v0.2.1
[INFO] [stderr]     Checking include-merkle v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.82s
[INFO] running `Command { std: "docker" "inspect" "4e6e5a934cb63292601419ab65778e84e6271c619c0b8e7dceef7d8899bb358e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e6e5a934cb63292601419ab65778e84e6271c619c0b8e7dceef7d8899bb358e", kill_on_drop: false }`
[INFO] [stdout] 4e6e5a934cb63292601419ab65778e84e6271c619c0b8e7dceef7d8899bb358e