[INFO] fetching crate leslie_lamport 0.3.0...
[INFO] checking leslie_lamport-0.3.0 against try#075992eda207e1647b699c8c8ada67b32ce7b115 for pr-77271
[INFO] extracting crate leslie_lamport 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate leslie_lamport 0.3.0 on toolchain 075992eda207e1647b699c8c8ada67b32ce7b115
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leslie_lamport 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate leslie_lamport 0.3.0
[INFO] tweaked toml for crates.io crate leslie_lamport 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate leslie_lamport 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.22
[INFO] [stderr]   Downloaded cc v1.0.53
[INFO] [stderr]   Downloaded serde_yaml v0.8.12
[INFO] [stderr]   Downloaded openssl-sys v0.9.56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "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] fca7b2678e7be24d54ebf950ef2032a6c0adf71d02b194e19e0a55343a30c043
[INFO] running `Command { std: "docker" "start" "-a" "fca7b2678e7be24d54ebf950ef2032a6c0adf71d02b194e19e0a55343a30c043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fca7b2678e7be24d54ebf950ef2032a6c0adf71d02b194e19e0a55343a30c043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fca7b2678e7be24d54ebf950ef2032a6c0adf71d02b194e19e0a55343a30c043", kill_on_drop: false }`
[INFO] [stdout] fca7b2678e7be24d54ebf950ef2032a6c0adf71d02b194e19e0a55343a30c043
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 317fa715deaee0bc1a456e22d118e1a30d664828afce708980fc3d6f4b2c0228
[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" "317fa715deaee0bc1a456e22d118e1a30d664828afce708980fc3d6f4b2c0228", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling cc v1.0.53
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking serde_yaml v0.8.12
[INFO] [stderr]     Checking leslie_lamport v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.55s
[INFO] running `Command { std: "docker" "inspect" "317fa715deaee0bc1a456e22d118e1a30d664828afce708980fc3d6f4b2c0228", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "317fa715deaee0bc1a456e22d118e1a30d664828afce708980fc3d6f4b2c0228", kill_on_drop: false }`
[INFO] [stdout] 317fa715deaee0bc1a456e22d118e1a30d664828afce708980fc3d6f4b2c0228