[INFO] fetching crate symbolic-debuginfo 7.5.0...
[INFO] checking symbolic-debuginfo-7.5.0 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate symbolic-debuginfo 7.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate symbolic-debuginfo 7.5.0 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate symbolic-debuginfo 7.5.0
[INFO] finished tweaking crates.io crate symbolic-debuginfo 7.5.0
[INFO] tweaked toml for crates.io crate symbolic-debuginfo 7.5.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] 50c345dfed431db2652dc0f72e6d7c17eaf09cef1b18822b0c262b93479763d0
[INFO] running `Command { std: "docker" "start" "-a" "50c345dfed431db2652dc0f72e6d7c17eaf09cef1b18822b0c262b93479763d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50c345dfed431db2652dc0f72e6d7c17eaf09cef1b18822b0c262b93479763d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50c345dfed431db2652dc0f72e6d7c17eaf09cef1b18822b0c262b93479763d0", kill_on_drop: false }`
[INFO] [stdout] 50c345dfed431db2652dc0f72e6d7c17eaf09cef1b18822b0c262b93479763d0
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] 41f3447e53ea014fc78206d6ae00d9f1f0b3a35ee66e08302a422b67ad276d40
[INFO] running `Command { std: "docker" "start" "-a" "41f3447e53ea014fc78206d6ae00d9f1f0b3a35ee66e08302a422b67ad276d40", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking dmsort v1.0.1
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking terminal_size v0.1.15
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking console v0.10.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking debugid v0.7.2
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]     Checking zip v0.5.6
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling scroll_derive v0.10.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking scroll v0.10.2
[INFO] [stderr]     Checking symbolic-common v7.5.0
[INFO] [stderr]     Checking pdb v0.6.0
[INFO] [stderr]     Checking goblin v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]     Checking insta v0.15.0
[INFO] [stderr]     Checking symbolic-debuginfo v7.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "41f3447e53ea014fc78206d6ae00d9f1f0b3a35ee66e08302a422b67ad276d40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41f3447e53ea014fc78206d6ae00d9f1f0b3a35ee66e08302a422b67ad276d40", kill_on_drop: false }`
[INFO] [stdout] 41f3447e53ea014fc78206d6ae00d9f1f0b3a35ee66e08302a422b67ad276d40