[INFO] fetching crate neumann 0.1.0...
[INFO] checking neumann-0.1.0 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] extracting crate neumann 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate neumann 0.1.0 on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate neumann 0.1.0
[INFO] finished tweaking crates.io crate neumann 0.1.0
[INFO] tweaked toml for crates.io crate neumann 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate neumann 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded float-ord v0.2.0
[INFO] [stderr]   Downloaded sprs v0.7.1
[INFO] [stderr]   Downloaded average v0.10.6
[INFO] [stderr]   Downloaded minilp v0.2.2
[INFO] [stderr]   Downloaded polynomials v0.2.4
[INFO] [stderr]   Downloaded fasteval v0.2.4
[INFO] [stderr]   Downloaded preexplorer v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "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] a88a6e6f3e7cee3f0cebc33d464c4ff3c2c6066130491e474c5fe54875d5905d
[INFO] running `Command { std: "docker" "start" "-a" "a88a6e6f3e7cee3f0cebc33d464c4ff3c2c6066130491e474c5fe54875d5905d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a88a6e6f3e7cee3f0cebc33d464c4ff3c2c6066130491e474c5fe54875d5905d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a88a6e6f3e7cee3f0cebc33d464c4ff3c2c6066130491e474c5fe54875d5905d", kill_on_drop: false }`
[INFO] [stdout] a88a6e6f3e7cee3f0cebc33d464c4ff3c2c6066130491e474c5fe54875d5905d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d73a9702232273cb0590259a578e9bd91a930f573db5e95fece1cdca4d60027
[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" "1d73a9702232273cb0590259a578e9bd91a930f573db5e95fece1cdca4d60027", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking fasteval v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]    Compiling test-case v1.0.0
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking average v0.10.6
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking sprs v0.7.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking minilp v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking preexplorer v0.3.3
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking polynomials v0.2.4
[INFO] [stderr]     Checking neumann v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "1d73a9702232273cb0590259a578e9bd91a930f573db5e95fece1cdca4d60027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d73a9702232273cb0590259a578e9bd91a930f573db5e95fece1cdca4d60027", kill_on_drop: false }`
[INFO] [stdout] 1d73a9702232273cb0590259a578e9bd91a930f573db5e95fece1cdca4d60027