[INFO] fetching crate paper-terminal 2.0.1...
[INFO] checking paper-terminal-2.0.1 against beta for pr-78714
[INFO] extracting crate paper-terminal 2.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate paper-terminal 2.0.1 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 paper-terminal 2.0.1
[INFO] finished tweaking crates.io crate paper-terminal 2.0.1
[INFO] tweaked toml for crates.io crate paper-terminal 2.0.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate paper-terminal 2.0.1 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 8c7b53d6df7992292ae3071d57e7410f0f99ecb2c7fe2dcdc928eded1cd60ec2
[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" "8c7b53d6df7992292ae3071d57e7410f0f99ecb2c7fe2dcdc928eded1cd60ec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c7b53d6df7992292ae3071d57e7410f0f99ecb2c7fe2dcdc928eded1cd60ec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c7b53d6df7992292ae3071d57e7410f0f99ecb2c7fe2dcdc928eded1cd60ec2", kill_on_drop: false }`
[INFO] [stdout] 8c7b53d6df7992292ae3071d57e7410f0f99ecb2c7fe2dcdc928eded1cd60ec2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 9c8a9dfa0d4af4f5c7802bbeb8a4b397e45716a9803e40a235bc4db84e2014de
[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" "9c8a9dfa0d4af4f5c7802bbeb8a4b397e45716a9803e40a235bc4db84e2014de", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling pulldown-cmark v0.4.1
[INFO] [stderr]     Checking enquote v1.0.3
[INFO] [stderr]    Compiling tree-sitter v0.6.3
[INFO] [stderr]    Compiling syncat-stylesheet v2.2.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking directories v1.0.2
[INFO] [stderr]     Checking terminal_size v0.1.11
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking serde_json v1.0.50
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking num-iter v0.1.40
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking console v0.7.7
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking image v0.21.3
[INFO] [stderr]     Checking paper-terminal v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.03s
[INFO] running `Command { std: "docker" "inspect" "9c8a9dfa0d4af4f5c7802bbeb8a4b397e45716a9803e40a235bc4db84e2014de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c8a9dfa0d4af4f5c7802bbeb8a4b397e45716a9803e40a235bc4db84e2014de", kill_on_drop: false }`
[INFO] [stdout] 9c8a9dfa0d4af4f5c7802bbeb8a4b397e45716a9803e40a235bc4db84e2014de