[INFO] fetching crate cpp_std 0.1.1...
[INFO] checking cpp_std-0.1.1 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate cpp_std 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate cpp_std 0.1.1 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cpp_std 0.1.1
[INFO] finished tweaking crates.io crate cpp_std 0.1.1
[INFO] tweaked toml for crates.io crate cpp_std 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88ea6885c3a71cb4e723ca725f5fbc9f5f5e677b4d6df824d0702d1202987328
[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" "88ea6885c3a71cb4e723ca725f5fbc9f5f5e677b4d6df824d0702d1202987328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88ea6885c3a71cb4e723ca725f5fbc9f5f5e677b4d6df824d0702d1202987328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88ea6885c3a71cb4e723ca725f5fbc9f5f5e677b4d6df824d0702d1202987328", kill_on_drop: false }`
[INFO] [stdout] 88ea6885c3a71cb4e723ca725f5fbc9f5f5e677b4d6df824d0702d1202987328
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d6274bbf79c5d218ef39457a0ae64e7730c39cabe224558dd58d1a6564806c6
[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" "3d6274bbf79c5d218ef39457a0ae64e7730c39cabe224558dd58d1a6564806c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling object v0.23.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling pathdiff v0.1.0
[INFO] [stderr]    Compiling shell-words v0.1.0
[INFO] [stderr]    Compiling dunce v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking cpp_core v0.5.1
[INFO] [stderr]    Compiling term-painter v0.2.4
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling backtrace v0.3.57
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling ritual_common v0.3.0
[INFO] [stderr]    Compiling ritual_build v0.3.0
[INFO] [stderr]    Compiling cpp_std v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.48s
[INFO] running `Command { std: "docker" "inspect" "3d6274bbf79c5d218ef39457a0ae64e7730c39cabe224558dd58d1a6564806c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d6274bbf79c5d218ef39457a0ae64e7730c39cabe224558dd58d1a6564806c6", kill_on_drop: false }`
[INFO] [stdout] 3d6274bbf79c5d218ef39457a0ae64e7730c39cabe224558dd58d1a6564806c6