[INFO] fetching crate modexp 0.2.2...
[INFO] testing modexp-0.2.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate modexp 0.2.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate modexp 0.2.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate modexp 0.2.2
[INFO] finished tweaking crates.io crate modexp 0.2.2
[INFO] tweaked toml for crates.io crate modexp 0.2.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31daf1b8124e88127feba8f64267ae378812689ff09c0fed17e11c431c8e3ce6
[INFO] running `Command { std: "docker" "start" "-a" "31daf1b8124e88127feba8f64267ae378812689ff09c0fed17e11c431c8e3ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31daf1b8124e88127feba8f64267ae378812689ff09c0fed17e11c431c8e3ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31daf1b8124e88127feba8f64267ae378812689ff09c0fed17e11c431c8e3ce6", kill_on_drop: false }`
[INFO] [stdout] 31daf1b8124e88127feba8f64267ae378812689ff09c0fed17e11c431c8e3ce6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7abd22531faa936458662f4d510b8b2c58e7b9409c17f0f390f15d5911652607
[INFO] running `Command { std: "docker" "start" "-a" "7abd22531faa936458662f4d510b8b2c58e7b9409c17f0f390f15d5911652607", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling modexp v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.17s
[INFO] running `Command { std: "docker" "inspect" "7abd22531faa936458662f4d510b8b2c58e7b9409c17f0f390f15d5911652607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7abd22531faa936458662f4d510b8b2c58e7b9409c17f0f390f15d5911652607", kill_on_drop: false }`
[INFO] [stdout] 7abd22531faa936458662f4d510b8b2c58e7b9409c17f0f390f15d5911652607
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1aeed60f0b3ce637b0d9c58d1408168a7daab9c3c524cb9e426a481f58c059e
[INFO] running `Command { std: "docker" "start" "-a" "e1aeed60f0b3ce637b0d9c58d1408168a7daab9c3c524cb9e426a481f58c059e", kill_on_drop: false }`
[INFO] [stderr]    Compiling modexp v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "e1aeed60f0b3ce637b0d9c58d1408168a7daab9c3c524cb9e426a481f58c059e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1aeed60f0b3ce637b0d9c58d1408168a7daab9c3c524cb9e426a481f58c059e", kill_on_drop: false }`
[INFO] [stdout] e1aeed60f0b3ce637b0d9c58d1408168a7daab9c3c524cb9e426a481f58c059e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] af61a2d08e7c68b7f8c1fc0b6ccd960d4bed27c52fade394de8b7dda5a8f3066
[INFO] running `Command { std: "docker" "start" "-a" "af61a2d08e7c68b7f8c1fc0b6ccd960d4bed27c52fade394de8b7dda5a8f3066", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/modexp-3be696fc3bf3cd01)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_fast ... ok
[INFO] [stderr]    Doc-tests modexp
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "af61a2d08e7c68b7f8c1fc0b6ccd960d4bed27c52fade394de8b7dda5a8f3066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af61a2d08e7c68b7f8c1fc0b6ccd960d4bed27c52fade394de8b7dda5a8f3066", kill_on_drop: false }`
[INFO] [stdout] af61a2d08e7c68b7f8c1fc0b6ccd960d4bed27c52fade394de8b7dda5a8f3066