[INFO] fetching crate sprintf 0.1.2...
[INFO] testing sprintf-0.1.2 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate sprintf 0.1.2 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate sprintf 0.1.2 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sprintf 0.1.2
[INFO] finished tweaking crates.io crate sprintf 0.1.2
[INFO] tweaked toml for crates.io crate sprintf 0.1.2 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d56fddfc45d83046a7e97d59ca7df29bc736ea74bb3033e13584e723bd020007
[INFO] running `Command { std: "docker" "start" "-a" "d56fddfc45d83046a7e97d59ca7df29bc736ea74bb3033e13584e723bd020007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d56fddfc45d83046a7e97d59ca7df29bc736ea74bb3033e13584e723bd020007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d56fddfc45d83046a7e97d59ca7df29bc736ea74bb3033e13584e723bd020007", kill_on_drop: false }`
[INFO] [stdout] d56fddfc45d83046a7e97d59ca7df29bc736ea74bb3033e13584e723bd020007
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5e593fa7e6d0773058fafeefccc40a5fbc41cb096369898f774920799419707
[INFO] running `Command { std: "docker" "start" "-a" "a5e593fa7e6d0773058fafeefccc40a5fbc41cb096369898f774920799419707", kill_on_drop: false }`
[INFO] [stderr]    Compiling sprintf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "a5e593fa7e6d0773058fafeefccc40a5fbc41cb096369898f774920799419707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5e593fa7e6d0773058fafeefccc40a5fbc41cb096369898f774920799419707", kill_on_drop: false }`
[INFO] [stdout] a5e593fa7e6d0773058fafeefccc40a5fbc41cb096369898f774920799419707
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99e8113086bfa9f6c62d4d4948d9af6966afdde8b4a6d0581bf1da46d9386478
[INFO] running `Command { std: "docker" "start" "-a" "99e8113086bfa9f6c62d4d4948d9af6966afdde8b4a6d0581bf1da46d9386478", kill_on_drop: false }`
[INFO] [stderr]    Compiling sprintf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "99e8113086bfa9f6c62d4d4948d9af6966afdde8b4a6d0581bf1da46d9386478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e8113086bfa9f6c62d4d4948d9af6966afdde8b4a6d0581bf1da46d9386478", kill_on_drop: false }`
[INFO] [stdout] 99e8113086bfa9f6c62d4d4948d9af6966afdde8b4a6d0581bf1da46d9386478
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8bab750b8a42e5cd84bcd1ae9ded44e1610ef9e043d82ceb778adabc89917f10
[INFO] running `Command { std: "docker" "start" "-a" "8bab750b8a42e5cd84bcd1ae9ded44e1610ef9e043d82ceb778adabc89917f10", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sprintf-bc78bd9b19161d67)
[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]      Running tests/compare_to_libc.rs (/opt/rustwide/target/debug/deps/compare_to_libc-525a126413d7399c)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_float ... ok
[INFO] [stdout] test test_int ... ok
[INFO] [stdout] test test_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sprintf
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - sprintf (line 115) ... ok
[INFO] [stdout] test src/lib.rs - vsprintf (line 52) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8bab750b8a42e5cd84bcd1ae9ded44e1610ef9e043d82ceb778adabc89917f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bab750b8a42e5cd84bcd1ae9ded44e1610ef9e043d82ceb778adabc89917f10", kill_on_drop: false }`
[INFO] [stdout] 8bab750b8a42e5cd84bcd1ae9ded44e1610ef9e043d82ceb778adabc89917f10