[INFO] fetching crate sand 0.5.0...
[INFO] checking sand-0.5.0 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate sand 0.5.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate sand 0.5.0 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sand 0.5.0
[INFO] finished tweaking crates.io crate sand 0.5.0
[INFO] tweaked toml for crates.io crate sand 0.5.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate sand 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simon v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "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] c15babd203b09586638ee706f360c3a528da55b96490728ab7ae77cf70b2ef01
[INFO] running `Command { std: "docker" "start" "-a" "c15babd203b09586638ee706f360c3a528da55b96490728ab7ae77cf70b2ef01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c15babd203b09586638ee706f360c3a528da55b96490728ab7ae77cf70b2ef01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c15babd203b09586638ee706f360c3a528da55b96490728ab7ae77cf70b2ef01", kill_on_drop: false }`
[INFO] [stdout] c15babd203b09586638ee706f360c3a528da55b96490728ab7ae77cf70b2ef01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "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] 31772364c17f8248a6add2866da708e25918b47135dbececed66cb7593edde4e
[INFO] running `Command { std: "docker" "start" "-a" "31772364c17f8248a6add2866da708e25918b47135dbececed66cb7593edde4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking simon v0.3.7
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking parse_duration v2.1.0
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking sand v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.50s
[INFO] running `Command { std: "docker" "inspect" "31772364c17f8248a6add2866da708e25918b47135dbececed66cb7593edde4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31772364c17f8248a6add2866da708e25918b47135dbececed66cb7593edde4e", kill_on_drop: false }`
[INFO] [stdout] 31772364c17f8248a6add2866da708e25918b47135dbececed66cb7593edde4e
