[INFO] fetching crate pup 0.1.1...
[INFO] checking pup-0.1.1 against beta for pr-78714
[INFO] extracting crate pup 0.1.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate pup 0.1.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pup 0.1.1
[INFO] finished tweaking crates.io crate pup 0.1.1
[INFO] tweaked toml for crates.io crate pup 0.1.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate pup 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce02b1c5ee095bf012d4127833ebc69057588ef5638260a5f42f340479b95cf0
[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" "ce02b1c5ee095bf012d4127833ebc69057588ef5638260a5f42f340479b95cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce02b1c5ee095bf012d4127833ebc69057588ef5638260a5f42f340479b95cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce02b1c5ee095bf012d4127833ebc69057588ef5638260a5f42f340479b95cf0", kill_on_drop: false }`
[INFO] [stdout] ce02b1c5ee095bf012d4127833ebc69057588ef5638260a5f42f340479b95cf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18f4401cfcf71e67b4146aebf0c57634e90314fe48f4ded4f7f0a180ba1c8ba3
[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" "18f4401cfcf71e67b4146aebf0c57634e90314fe48f4ded4f7f0a180ba1c8ba3", kill_on_drop: false }`
[INFO] [stderr]    Compiling siphasher v0.3.1
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling curl v0.4.25
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.25
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking backtrace v0.3.42
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking num-iter v0.1.40
[INFO] [stderr]     Checking num-rational v0.2.3
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking image v0.22.4
[INFO] [stderr]     Checking ftp v3.0.1
[INFO] [stderr]     Checking console v0.9.2
[INFO] [stderr]     Checking console v0.7.7
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]     Checking indicatif v0.11.0
[INFO] [stderr]     Checking webpki v0.19.1
[INFO] [stderr]     Checking sct v0.5.0
[INFO] [stderr]     Checking webpki-roots v0.16.0
[INFO] [stderr]     Checking rustls v0.15.2
[INFO] [stderr]     Checking termimage v0.5.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]     Checking mrq v0.1.0
[INFO] [stderr]     Checking duma v0.1.0
[INFO] [stderr]     Checking pup v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.98s
[INFO] running `Command { std: "docker" "inspect" "18f4401cfcf71e67b4146aebf0c57634e90314fe48f4ded4f7f0a180ba1c8ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18f4401cfcf71e67b4146aebf0c57634e90314fe48f4ded4f7f0a180ba1c8ba3", kill_on_drop: false }`
[INFO] [stdout] 18f4401cfcf71e67b4146aebf0c57634e90314fe48f4ded4f7f0a180ba1c8ba3