[INFO] fetching crate unknown_order 0.3.0...
[INFO] testing unknown_order-0.3.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate unknown_order 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate unknown_order 0.3.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unknown_order 0.3.0
[INFO] finished tweaking crates.io crate unknown_order 0.3.0
[INFO] tweaked toml for crates.io crate unknown_order 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded data-encoding v2.3.2
[INFO] [stderr]   Downloaded az v1.2.0
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.10
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.12
[INFO] [stderr]   Downloaded glass_pumpkin v1.2.0
[INFO] [stderr]   Downloaded zeroize v1.4.3
[INFO] [stderr]   Downloaded multibase v0.9.1
[INFO] [stderr]   Downloaded rug v1.14.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.4.7
[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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 758ccb38279f25e0876299cd17dda44638abff19e5819739e3d42028dd1eddf5
[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" "758ccb38279f25e0876299cd17dda44638abff19e5819739e3d42028dd1eddf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "758ccb38279f25e0876299cd17dda44638abff19e5819739e3d42028dd1eddf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "758ccb38279f25e0876299cd17dda44638abff19e5819739e3d42028dd1eddf5", kill_on_drop: false }`
[INFO] [stdout] 758ccb38279f25e0876299cd17dda44638abff19e5819739e3d42028dd1eddf5
[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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--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] 2e68572266cc13a56bf571dd1934b91bb689a9f58b203e700f192fe3f3e35e49
[INFO] running `Command { std: "docker" "start" "-a" "2e68572266cc13a56bf571dd1934b91bb689a9f58b203e700f192fe3f3e35e49", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.7
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling az v1.2.0
[INFO] [stderr]    Compiling rug v1.14.0
[INFO] [stderr]    Compiling zeroize v1.4.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling unknown_order v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 11s
[INFO] running `Command { std: "docker" "inspect" "2e68572266cc13a56bf571dd1934b91bb689a9f58b203e700f192fe3f3e35e49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e68572266cc13a56bf571dd1934b91bb689a9f58b203e700f192fe3f3e35e49", kill_on_drop: false }`
[INFO] [stdout] 2e68572266cc13a56bf571dd1934b91bb689a9f58b203e700f192fe3f3e35e49
[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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb012f00ab0ca19057e79f89ee33f04605a07715bf690b1204e1855351342f7a
[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" "bb012f00ab0ca19057e79f89ee33f04605a07715bf690b1204e1855351342f7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling base-x v0.2.8
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.10
[INFO] [stderr]    Compiling data-encoding-macro v0.1.12
[INFO] [stderr]    Compiling multibase v0.9.1
[INFO] [stderr]    Compiling unknown_order v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.87s
[INFO] running `Command { std: "docker" "inspect" "bb012f00ab0ca19057e79f89ee33f04605a07715bf690b1204e1855351342f7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb012f00ab0ca19057e79f89ee33f04605a07715bf690b1204e1855351342f7a", kill_on_drop: false }`
[INFO] [stdout] bb012f00ab0ca19057e79f89ee33f04605a07715bf690b1204e1855351342f7a
[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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 72bd36b827cdb604e25022959213d6722b292210587a5dc7e17f27c8d55cc6c5
[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" "72bd36b827cdb604e25022959213d6722b292210587a5dc7e17f27c8d55cc6c5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unknown_order-7704396e769379eb)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test gmp_backend::div_rem_test ... ok
[INFO] [stderr]      Running tests/bignumber.rs (/opt/rustwide/target/debug/deps/bignumber-da169a610db81b7d)
[INFO] [stdout] test gmp_backend::safe_prime ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.56s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test gcd_ext ... ok
[INFO] [stdout] test hash ... ok
[INFO] [stdout] test clone_negative ... ok
[INFO] [stdout] test serialize ... ok
[INFO] [stdout] test invert ... ok
[INFO] [stdout] test modulus ... ok
[INFO] [stdout] test bytes ... ok
[INFO] [stdout] test random ... ok
[INFO] [stdout] test prime ... ok
[INFO] [stdout] test bad_exp - should panic ... ok
[INFO] [stdout] test safe_prime ... ok
[INFO] [stdout] test exp ... ok
[INFO] [stderr]    Doc-tests unknown_order
[INFO] [stdout] test is_prime ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "72bd36b827cdb604e25022959213d6722b292210587a5dc7e17f27c8d55cc6c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72bd36b827cdb604e25022959213d6722b292210587a5dc7e17f27c8d55cc6c5", kill_on_drop: false }`
[INFO] [stdout] 72bd36b827cdb604e25022959213d6722b292210587a5dc7e17f27c8d55cc6c5