[INFO] fetching crate symbolic 8.0.5...
[INFO] checking symbolic-8.0.5 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate symbolic 8.0.5 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate symbolic 8.0.5 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate symbolic 8.0.5
[INFO] finished tweaking crates.io crate symbolic 8.0.5
[INFO] tweaked toml for crates.io crate symbolic 8.0.5 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded symbolic-demangle v8.0.5
[INFO] [stderr]   Downloaded symbolic-symcache v8.0.5
[INFO] [stderr]   Downloaded symbolic-minidump v8.0.5
[INFO] [stderr]   Downloaded symbolic-unreal v8.0.5
[INFO] [stderr]   Downloaded symbolic-sourcemap v8.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42c0c55a5f9109cdb1abf8ee9718144805bc548ba380599644ff03d68af487e3
[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" "42c0c55a5f9109cdb1abf8ee9718144805bc548ba380599644ff03d68af487e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42c0c55a5f9109cdb1abf8ee9718144805bc548ba380599644ff03d68af487e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42c0c55a5f9109cdb1abf8ee9718144805bc548ba380599644ff03d68af487e3", kill_on_drop: false }`
[INFO] [stdout] 42c0c55a5f9109cdb1abf8ee9718144805bc548ba380599644ff03d68af487e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 55291d7a457105b5f35ba290dbff83aad27c00276b6a77d6c34281e9dd841155
[INFO] running `Command { std: "docker" "start" "-a" "55291d7a457105b5f35ba290dbff83aad27c00276b6a77d6c34281e9dd841155", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking wasmparser v0.59.0
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking dmsort v1.0.1
[INFO] [stderr]     Checking anyhow v1.0.40
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.10+1.0.8
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling walrus-macro v0.18.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking scroll v0.10.2
[INFO] [stderr]     Checking walrus v0.18.0
[INFO] [stderr]     Checking goblin v0.3.4
[INFO] [stderr]     Checking pdb v0.6.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking zip v0.5.12
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking symbolic-debuginfo v8.0.5
[INFO] [stderr]     Checking symbolic v8.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.81s
[INFO] running `Command { std: "docker" "inspect" "55291d7a457105b5f35ba290dbff83aad27c00276b6a77d6c34281e9dd841155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55291d7a457105b5f35ba290dbff83aad27c00276b6a77d6c34281e9dd841155", kill_on_drop: false }`
[INFO] [stdout] 55291d7a457105b5f35ba290dbff83aad27c00276b6a77d6c34281e9dd841155