[INFO] fetching crate rustc-ap-rustc_ast_pretty 719.0.0...
[INFO] checking rustc-ap-rustc_ast_pretty-719.0.0 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate rustc-ap-rustc_ast_pretty 719.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rustc-ap-rustc_ast_pretty 719.0.0 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 rustc-ap-rustc_ast_pretty 719.0.0
[INFO] finished tweaking crates.io crate rustc-ap-rustc_ast_pretty 719.0.0
[INFO] tweaked toml for crates.io crate rustc-ap-rustc_ast_pretty 719.0.0 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 122ef4d9a690bf74059a47b55f39e0f2b44c68a006fb3aa510c960d4b88c7019
[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" "122ef4d9a690bf74059a47b55f39e0f2b44c68a006fb3aa510c960d4b88c7019", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "122ef4d9a690bf74059a47b55f39e0f2b44c68a006fb3aa510c960d4b88c7019", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "122ef4d9a690bf74059a47b55f39e0f2b44c68a006fb3aa510c960d4b88c7019", kill_on_drop: false }`
[INFO] [stdout] 122ef4d9a690bf74059a47b55f39e0f2b44c68a006fb3aa510c960d4b88c7019
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 5410e62ff6f63d6665b65e71c976d0ab04acd9fa6f5667117dc2e6b0b7ae717a
[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" "5410e62ff6f63d6665b65e71c976d0ab04acd9fa6f5667117dc2e6b0b7ae717a", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking stacker v0.1.14
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking crossbeam-utils v0.8.4
[INFO] [stderr]     Checking sha-1 v0.9.6
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking ena v0.14.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking measureme v9.1.2
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking rustc-ap-rustc_data_structures v719.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_arena v719.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_span v719.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_ast v719.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_ast_pretty v719.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.04s
[INFO] running `Command { std: "docker" "inspect" "5410e62ff6f63d6665b65e71c976d0ab04acd9fa6f5667117dc2e6b0b7ae717a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5410e62ff6f63d6665b65e71c976d0ab04acd9fa6f5667117dc2e6b0b7ae717a", kill_on_drop: false }`
[INFO] [stdout] 5410e62ff6f63d6665b65e71c976d0ab04acd9fa6f5667117dc2e6b0b7ae717a