[INFO] fetching crate uncertainty 0.2.1...
[INFO] checking uncertainty-0.2.1 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate uncertainty 0.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate uncertainty 0.2.1 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uncertainty 0.2.1
[INFO] finished tweaking crates.io crate uncertainty 0.2.1
[INFO] tweaked toml for crates.io crate uncertainty 0.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "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] c4d0237d31044fb1b906ce92e798fc4732fb83eb3e025e0ecfb7e6bc657dd315
[INFO] running `Command { std: "docker" "start" "-a" "c4d0237d31044fb1b906ce92e798fc4732fb83eb3e025e0ecfb7e6bc657dd315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4d0237d31044fb1b906ce92e798fc4732fb83eb3e025e0ecfb7e6bc657dd315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4d0237d31044fb1b906ce92e798fc4732fb83eb3e025e0ecfb7e6bc657dd315", kill_on_drop: false }`
[INFO] [stdout] c4d0237d31044fb1b906ce92e798fc4732fb83eb3e025e0ecfb7e6bc657dd315
[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" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 905de75018c27cae87a5e3e15c12cc0e6a9948a05d44f7231234b8779af01d2e
[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" "905de75018c27cae87a5e3e15c12cc0e6a9948a05d44f7231234b8779af01d2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking uncertainty v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.29s
[INFO] running `Command { std: "docker" "inspect" "905de75018c27cae87a5e3e15c12cc0e6a9948a05d44f7231234b8779af01d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "905de75018c27cae87a5e3e15c12cc0e6a9948a05d44f7231234b8779af01d2e", kill_on_drop: false }`
[INFO] [stdout] 905de75018c27cae87a5e3e15c12cc0e6a9948a05d44f7231234b8779af01d2e
