[INFO] cloning repository https://github.com/davidcl/symbols-graph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidcl/symbols-graph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidcl%2Fsymbols-graph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidcl%2Fsymbols-graph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f3b0013caf4cb74e9c0848ca665c5f17d57d454
[INFO] checking davidcl/symbols-graph against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidcl%2Fsymbols-graph" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/davidcl/symbols-graph on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/davidcl/symbols-graph
[INFO] finished tweaking git repo https://github.com/davidcl/symbols-graph
[INFO] tweaked toml for git repo https://github.com/davidcl/symbols-graph written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/davidcl/symbols-graph already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indexmap v1.0.2
[INFO] [stderr]   Downloaded cfg-if v0.1.9
[INFO] [stderr]   Downloaded adler32 v1.0.3
[INFO] [stderr]   Downloaded build_const v0.2.1
[INFO] [stderr]   Downloaded nodrop v0.1.13
[INFO] [stderr]   Downloaded termion v1.5.3
[INFO] [stderr]   Downloaded cc v1.0.37
[INFO] [stderr]   Downloaded log v0.4.6
[INFO] [stderr]   Downloaded memmap v0.7.0
[INFO] [stderr]   Downloaded flate2 v1.0.7
[INFO] [stderr]   Downloaded plain v0.2.3
[INFO] [stderr]   Downloaded syn v0.15.36
[INFO] [stderr]   Downloaded scroll v0.9.2
[INFO] [stderr]   Downloaded miniz_oxide_c_api v0.2.1
[INFO] [stderr]   Downloaded arrayvec v0.4.10
[INFO] [stderr]   Downloaded quote v0.6.12
[INFO] [stderr]   Downloaded miniz-sys v0.1.12
[INFO] [stderr]   Downloaded libc v0.2.58
[INFO] [stderr]   Downloaded crc v1.8.1
[INFO] [stderr]   Downloaded object v0.12.0
[INFO] [stderr]   Downloaded string-interner v0.7.0
[INFO] [stderr]   Downloaded parity-wasm v0.38.0
[INFO] [stderr]   Downloaded miniz_oxide v0.2.1
[INFO] [stderr]   Downloaded scroll_derive v0.9.5
[INFO] [stderr]   Downloaded goblin v0.0.22
[INFO] [stderr]   Downloaded serde v1.0.92
[INFO] [stderr]   Downloaded gimli v0.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc21a2edc940ed0a1c85e8f5ec9c2bc974b3e28a531522fde1f6a06f9fe2fe45
[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" "dc21a2edc940ed0a1c85e8f5ec9c2bc974b3e28a531522fde1f6a06f9fe2fe45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc21a2edc940ed0a1c85e8f5ec9c2bc974b3e28a531522fde1f6a06f9fe2fe45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc21a2edc940ed0a1c85e8f5ec9c2bc974b3e28a531522fde1f6a06f9fe2fe45", kill_on_drop: false }`
[INFO] [stdout] dc21a2edc940ed0a1c85e8f5ec9c2bc974b3e28a531522fde1f6a06f9fe2fe45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a1a414db371023f4ea7f7ce405fd2746a32d53d759de1b6160d5b0eae682f12
[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" "6a1a414db371023f4ea7f7ce405fd2746a32d53d759de1b6160d5b0eae682f12", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.36
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking parity-wasm v0.38.0
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking gimli v0.18.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]     Checking string-interner v0.7.0
[INFO] [stderr]     Checking goblin v0.0.22
[INFO] [stderr]     Checking object v0.12.0
[INFO] [stderr]     Checking symbols-graph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.39s
[INFO] running `Command { std: "docker" "inspect" "6a1a414db371023f4ea7f7ce405fd2746a32d53d759de1b6160d5b0eae682f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a1a414db371023f4ea7f7ce405fd2746a32d53d759de1b6160d5b0eae682f12", kill_on_drop: false }`
[INFO] [stdout] 6a1a414db371023f4ea7f7ce405fd2746a32d53d759de1b6160d5b0eae682f12