[INFO] fetching crate diffeq 0.1.0...
[INFO] checking diffeq-0.1.0 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate diffeq 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate diffeq 0.1.0 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate diffeq 0.1.0
[INFO] finished tweaking crates.io crate diffeq 0.1.0
[INFO] tweaked toml for crates.io crate diffeq 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "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] 292f0f7ab18c8ab5e66c311fd1f51d1cb8948b31fc9aa8175a0ef5832043e762
[INFO] running `Command { std: "docker" "start" "-a" "292f0f7ab18c8ab5e66c311fd1f51d1cb8948b31fc9aa8175a0ef5832043e762", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "292f0f7ab18c8ab5e66c311fd1f51d1cb8948b31fc9aa8175a0ef5832043e762", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "292f0f7ab18c8ab5e66c311fd1f51d1cb8948b31fc9aa8175a0ef5832043e762", kill_on_drop: false }`
[INFO] [stdout] 292f0f7ab18c8ab5e66c311fd1f51d1cb8948b31fc9aa8175a0ef5832043e762
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e30c7473ae4f3c3d5cfff5daa38355d945d1d1cbc9ba7788ec11dba9f9ca7b8
[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" "2e30c7473ae4f3c3d5cfff5daa38355d945d1d1cbc9ba7788ec11dba9f9ca7b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking nalgebra v0.19.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking diffeq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.67s
[INFO] running `Command { std: "docker" "inspect" "2e30c7473ae4f3c3d5cfff5daa38355d945d1d1cbc9ba7788ec11dba9f9ca7b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e30c7473ae4f3c3d5cfff5daa38355d945d1d1cbc9ba7788ec11dba9f9ca7b8", kill_on_drop: false }`
[INFO] [stdout] 2e30c7473ae4f3c3d5cfff5daa38355d945d1d1cbc9ba7788ec11dba9f9ca7b8