[INFO] fetching crate base2 0.3.1...
[INFO] testing base2-0.3.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate base2 0.3.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate base2 0.3.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate base2 0.3.1
[INFO] finished tweaking crates.io crate base2 0.3.1
[INFO] tweaked toml for crates.io crate base2 0.3.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3596403372aa3ea0c5a7928d31e8603a571f641321385bff85406eed854765b9
[INFO] running `Command { std: "docker" "start" "-a" "3596403372aa3ea0c5a7928d31e8603a571f641321385bff85406eed854765b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3596403372aa3ea0c5a7928d31e8603a571f641321385bff85406eed854765b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3596403372aa3ea0c5a7928d31e8603a571f641321385bff85406eed854765b9", kill_on_drop: false }`
[INFO] [stdout] 3596403372aa3ea0c5a7928d31e8603a571f641321385bff85406eed854765b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0776ef6265faf9130286ff8552884101f349c180b56c37ad65cfee6802c9b0f9
[INFO] running `Command { std: "docker" "start" "-a" "0776ef6265faf9130286ff8552884101f349c180b56c37ad65cfee6802c9b0f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling int v0.3.0
[INFO] [stderr]    Compiling base2 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "0776ef6265faf9130286ff8552884101f349c180b56c37ad65cfee6802c9b0f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0776ef6265faf9130286ff8552884101f349c180b56c37ad65cfee6802c9b0f9", kill_on_drop: false }`
[INFO] [stdout] 0776ef6265faf9130286ff8552884101f349c180b56c37ad65cfee6802c9b0f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c47caf8965cb34a583533e61d38c6807b2d8eeb63e2015d0f1a705c68f90eee
[INFO] running `Command { std: "docker" "start" "-a" "1c47caf8965cb34a583533e61d38c6807b2d8eeb63e2015d0f1a705c68f90eee", kill_on_drop: false }`
[INFO] [stderr]    Compiling base2 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "1c47caf8965cb34a583533e61d38c6807b2d8eeb63e2015d0f1a705c68f90eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c47caf8965cb34a583533e61d38c6807b2d8eeb63e2015d0f1a705c68f90eee", kill_on_drop: false }`
[INFO] [stdout] 1c47caf8965cb34a583533e61d38c6807b2d8eeb63e2015d0f1a705c68f90eee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2b91e54e48e3499b6e959d9da530d70c685e493c6308133da10141362ceeca3f
[INFO] running `Command { std: "docker" "start" "-a" "2b91e54e48e3499b6e959d9da530d70c685e493c6308133da10141362ceeca3f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/base2-7ca384f5715082bd)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests base2
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Base2::floor_log2 (line 8) ... ok
[INFO] [stdout] test src/lib.rs - Base2::mask (line 45) ... ok
[INFO] [stdout] test src/lib.rs - Base2::exp2 (line 32) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2b91e54e48e3499b6e959d9da530d70c685e493c6308133da10141362ceeca3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b91e54e48e3499b6e959d9da530d70c685e493c6308133da10141362ceeca3f", kill_on_drop: false }`
[INFO] [stdout] 2b91e54e48e3499b6e959d9da530d70c685e493c6308133da10141362ceeca3f