[INFO] fetching crate linregress 0.4.0...
[INFO] checking linregress-0.4.0 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate linregress 0.4.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate linregress 0.4.0 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linregress 0.4.0
[INFO] finished tweaking crates.io crate linregress 0.4.0
[INFO] tweaked toml for crates.io crate linregress 0.4.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nalgebra v0.21.1
[INFO] [stderr]   Downloaded simba v0.1.5
[INFO] [stderr]   Downloaded quickcheck_macros v0.8.0
[INFO] [stderr]   Downloaded statrs v0.12.0
[INFO] [stderr]   Downloaded stdtr v0.1.0
[INFO] [stderr]   Downloaded stdtr-sys v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8eb1d49403d463f16c23c0ac9950b699ad795051c728fb45f085cafada0ceb1
[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" "c8eb1d49403d463f16c23c0ac9950b699ad795051c728fb45f085cafada0ceb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8eb1d49403d463f16c23c0ac9950b699ad795051c728fb45f085cafada0ceb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8eb1d49403d463f16c23c0ac9950b699ad795051c728fb45f085cafada0ceb1", kill_on_drop: false }`
[INFO] [stdout] c8eb1d49403d463f16c23c0ac9950b699ad795051c728fb45f085cafada0ceb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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] 775d09965c0844d16f4aa9783e677f8b6d11e09cc2002b3d23d0ef3fd4931d01
[INFO] running `Command { std: "docker" "start" "-a" "775d09965c0844d16f4aa9783e677f8b6d11e09cc2002b3d23d0ef3fd4931d01", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling stdtr-sys v0.1.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking simba v0.1.5
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking statrs v0.12.0
[INFO] [stderr]     Checking nalgebra v0.21.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking stdtr v0.1.0
[INFO] [stderr]     Checking linregress v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.32s
[INFO] running `Command { std: "docker" "inspect" "775d09965c0844d16f4aa9783e677f8b6d11e09cc2002b3d23d0ef3fd4931d01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "775d09965c0844d16f4aa9783e677f8b6d11e09cc2002b3d23d0ef3fd4931d01", kill_on_drop: false }`
[INFO] [stdout] 775d09965c0844d16f4aa9783e677f8b6d11e09cc2002b3d23d0ef3fd4931d01