[INFO] fetching crate salsa 0.15.2...
[INFO] checking salsa-0.15.2 against try#169954edd744527414c631e9af1bbdc537b0cdf2 for pr-75192
[INFO] extracting crate salsa 0.15.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate salsa 0.15.2 on toolchain 169954edd744527414c631e9af1bbdc537b0cdf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate salsa 0.15.2
[INFO] finished tweaking crates.io crate salsa 0.15.2
[INFO] tweaked toml for crates.io crate salsa 0.15.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate salsa 0.15.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded salsa-macros v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "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] fcad09fccdea0815a1891608dde731c3886780f2306c8ce7249c1bb5c8a0833b
[INFO] running `Command { std: "docker" "start" "-a" "fcad09fccdea0815a1891608dde731c3886780f2306c8ce7249c1bb5c8a0833b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcad09fccdea0815a1891608dde731c3886780f2306c8ce7249c1bb5c8a0833b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcad09fccdea0815a1891608dde731c3886780f2306c8ce7249c1bb5c8a0833b", kill_on_drop: false }`
[INFO] [stdout] fcad09fccdea0815a1891608dde731c3886780f2306c8ce7249c1bb5c8a0833b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa66c38adab8fe8df389bbf077dd71a134872fc35f5995c95a715edf8276d5c5
[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" "aa66c38adab8fe8df389bbf077dd71a134872fc35f5995c95a715edf8276d5c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling salsa-macros v0.15.0
[INFO] [stderr]     Checking salsa v0.15.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.61s
[INFO] running `Command { std: "docker" "inspect" "aa66c38adab8fe8df389bbf077dd71a134872fc35f5995c95a715edf8276d5c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa66c38adab8fe8df389bbf077dd71a134872fc35f5995c95a715edf8276d5c5", kill_on_drop: false }`
[INFO] [stdout] aa66c38adab8fe8df389bbf077dd71a134872fc35f5995c95a715edf8276d5c5