[INFO] cloning repository https://github.com/LeonardMH/euler-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LeonardMH/euler-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeonardMH%2Feuler-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeonardMH%2Feuler-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68e43465a129944f190c1b7a9174f5c88f2e308d
[INFO] testing LeonardMH/euler-rs against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeonardMH%2Feuler-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LeonardMH/euler-rs on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LeonardMH/euler-rs
[INFO] finished tweaking git repo https://github.com/LeonardMH/euler-rs
[INFO] tweaked toml for git repo https://github.com/LeonardMH/euler-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/LeonardMH/euler-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded primal-check v0.2.3
[INFO] [stderr]   Downloaded hamming v0.1.3
[INFO] [stderr]   Downloaded primal-estimate v0.2.1
[INFO] [stderr]   Downloaded primal-bit v0.2.4
[INFO] [stderr]   Downloaded primal v0.2.3
[INFO] [stderr]   Downloaded primal-sieve v0.2.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 842ecf7d102fb7b0c486f3bdad370277e053c4410b06781807175881dd960ddc
[INFO] running `Command { std: "docker" "start" "-a" "842ecf7d102fb7b0c486f3bdad370277e053c4410b06781807175881dd960ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "842ecf7d102fb7b0c486f3bdad370277e053c4410b06781807175881dd960ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "842ecf7d102fb7b0c486f3bdad370277e053c4410b06781807175881dd960ddc", kill_on_drop: false }`
[INFO] [stdout] 842ecf7d102fb7b0c486f3bdad370277e053c4410b06781807175881dd960ddc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81cfecf3e62c3a3a91915049145ccb7161602ea384968baad3a0e2a1c460b445
[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" "81cfecf3e62c3a3a91915049145ccb7161602ea384968baad3a0e2a1c460b445", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling num-bigint v0.2.1
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling hamming v0.1.3
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling primal-estimate v0.2.1
[INFO] [stderr]    Compiling arrayvec v0.4.8
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling primal-bit v0.2.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling primal-sieve v0.2.9
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling primal-check v0.2.3
[INFO] [stderr]    Compiling primal v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling euler-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.89s
[INFO] running `Command { std: "docker" "inspect" "81cfecf3e62c3a3a91915049145ccb7161602ea384968baad3a0e2a1c460b445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81cfecf3e62c3a3a91915049145ccb7161602ea384968baad3a0e2a1c460b445", kill_on_drop: false }`
[INFO] [stdout] 81cfecf3e62c3a3a91915049145ccb7161602ea384968baad3a0e2a1c460b445
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1fb30f9496aff248bc76740eb5e75ea18386e7fdde94470fef48a40e05f1ecc
[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" "c1fb30f9496aff248bc76740eb5e75ea18386e7fdde94470fef48a40e05f1ecc", kill_on_drop: false }`
[INFO] [stderr]    Compiling euler-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "c1fb30f9496aff248bc76740eb5e75ea18386e7fdde94470fef48a40e05f1ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1fb30f9496aff248bc76740eb5e75ea18386e7fdde94470fef48a40e05f1ecc", kill_on_drop: false }`
[INFO] [stdout] c1fb30f9496aff248bc76740eb5e75ea18386e7fdde94470fef48a40e05f1ecc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 31786f1c0bb5ff8765c6f70b6d38bbb3a4484077e924d50bd3789ab80d329ab5
[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" "31786f1c0bb5ff8765c6f70b6d38bbb3a4484077e924d50bd3789ab80d329ab5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/euler_rs-386d00529720b599)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_palindrome ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "31786f1c0bb5ff8765c6f70b6d38bbb3a4484077e924d50bd3789ab80d329ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31786f1c0bb5ff8765c6f70b6d38bbb3a4484077e924d50bd3789ab80d329ab5", kill_on_drop: false }`
[INFO] [stdout] 31786f1c0bb5ff8765c6f70b6d38bbb3a4484077e924d50bd3789ab80d329ab5