[INFO] fetching crate conform-derive 0.0.2...
[INFO] checking conform-derive-0.0.2 against master#31ee872db5aae4750e3da1ca4ed1523c4356947f for pr-78461
[INFO] extracting crate conform-derive 0.0.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate conform-derive 0.0.2 on toolchain 31ee872db5aae4750e3da1ca4ed1523c4356947f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate conform-derive 0.0.2
[INFO] finished tweaking crates.io crate conform-derive 0.0.2
[INFO] tweaked toml for crates.io crate conform-derive 0.0.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "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" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2389b4b7b73207feff3773aaed33ca91ed7ddbbac599b7a937fb50bdf59a9a58
[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" "2389b4b7b73207feff3773aaed33ca91ed7ddbbac599b7a937fb50bdf59a9a58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2389b4b7b73207feff3773aaed33ca91ed7ddbbac599b7a937fb50bdf59a9a58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2389b4b7b73207feff3773aaed33ca91ed7ddbbac599b7a937fb50bdf59a9a58", kill_on_drop: false }`
[INFO] [stdout] 2389b4b7b73207feff3773aaed33ca91ed7ddbbac599b7a937fb50bdf59a9a58
[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" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "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] 8e8a979cea909010aae79599d0f68d02cae6f820369528ec8ef6d80ccf7294ce
[INFO] running `Command { std: "docker" "start" "-a" "8e8a979cea909010aae79599d0f68d02cae6f820369528ec8ef6d80ccf7294ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking inflections v1.1.1
[INFO] [stderr]    Compiling if_chain v0.1.3
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling conform v0.0.2
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling card-validate v2.2.2
[INFO] [stderr]     Checking conform-derive v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking validator v0.6.3
[INFO] [stderr]    Compiling validator_derive v0.6.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "8e8a979cea909010aae79599d0f68d02cae6f820369528ec8ef6d80ccf7294ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e8a979cea909010aae79599d0f68d02cae6f820369528ec8ef6d80ccf7294ce", kill_on_drop: false }`
[INFO] [stdout] 8e8a979cea909010aae79599d0f68d02cae6f820369528ec8ef6d80ccf7294ce