[INFO] fetching crate uu_printf 0.0.1...
[INFO] testing uu_printf-0.0.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate uu_printf 0.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate uu_printf 0.0.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uu_printf 0.0.1
[INFO] finished tweaking crates.io crate uu_printf 0.0.1
[INFO] tweaked toml for crates.io crate uu_printf 0.0.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate uu_printf 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 861dbe8a73d040d5693d57d59d590432df247e576f2ad1bfec0f3ca6581bdc13
[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" "861dbe8a73d040d5693d57d59d590432df247e576f2ad1bfec0f3ca6581bdc13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "861dbe8a73d040d5693d57d59d590432df247e576f2ad1bfec0f3ca6581bdc13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "861dbe8a73d040d5693d57d59d590432df247e576f2ad1bfec0f3ca6581bdc13", kill_on_drop: false }`
[INFO] [stdout] 861dbe8a73d040d5693d57d59d590432df247e576f2ad1bfec0f3ca6581bdc13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 144526940fddfc3848f6c78d7f7cb5909d9779ecc531475a8c5ab2783363ccd5
[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" "144526940fddfc3848f6c78d7f7cb5909d9779ecc531475a8c5ab2783363ccd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling uu_printf v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "144526940fddfc3848f6c78d7f7cb5909d9779ecc531475a8c5ab2783363ccd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "144526940fddfc3848f6c78d7f7cb5909d9779ecc531475a8c5ab2783363ccd5", kill_on_drop: false }`
[INFO] [stdout] 144526940fddfc3848f6c78d7f7cb5909d9779ecc531475a8c5ab2783363ccd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4baa910de686af1da5b2a306ff5483cd6c5b29297f48a0af181f61ccd31f594d
[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" "4baa910de686af1da5b2a306ff5483cd6c5b29297f48a0af181f61ccd31f594d", kill_on_drop: false }`
[INFO] [stderr]    Compiling uu_printf v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "4baa910de686af1da5b2a306ff5483cd6c5b29297f48a0af181f61ccd31f594d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4baa910de686af1da5b2a306ff5483cd6c5b29297f48a0af181f61ccd31f594d", kill_on_drop: false }`
[INFO] [stdout] 4baa910de686af1da5b2a306ff5483cd6c5b29297f48a0af181f61ccd31f594d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d776ea075bd0b29f08baae29c60a9a65bc304ec2029befd5c42959de543a4e79
[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" "d776ea075bd0b29f08baae29c60a9a65bc304ec2029befd5c42959de543a4e79", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/uu_printf-a0fe9e8aa8ed66cb
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tokenize::num_format::formatters::base_conv::tests::test_arrnum_int_mult ... ok
[INFO] [stdout] test tokenize::num_format::formatters::base_conv::tests::test_arrnum_int_non_base_10 ... ok
[INFO] [stdout] test tokenize::num_format::formatters::base_conv::tests::test_arrnum_int_div_shortcircuit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/printf-65aa74de664a41c0
[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] [stderr]    Doc-tests uu_printf
[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" "d776ea075bd0b29f08baae29c60a9a65bc304ec2029befd5c42959de543a4e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d776ea075bd0b29f08baae29c60a9a65bc304ec2029befd5c42959de543a4e79", kill_on_drop: false }`
[INFO] [stdout] d776ea075bd0b29f08baae29c60a9a65bc304ec2029befd5c42959de543a4e79