[INFO] fetching crate printf-compat 0.2.1...
[INFO] testing printf-compat-0.2.1 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate printf-compat 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate printf-compat 0.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate printf-compat 0.2.1
[INFO] tweaked toml for crates.io crate printf-compat 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate printf-compat 0.2.1 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate printf-compat 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f1f426432e4356349bc45b0ccf2b2903af54467645707aea6b48ac48ba3bc4e
[INFO] running `Command { std: "docker" "start" "-a" "8f1f426432e4356349bc45b0ccf2b2903af54467645707aea6b48ac48ba3bc4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f1f426432e4356349bc45b0ccf2b2903af54467645707aea6b48ac48ba3bc4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f1f426432e4356349bc45b0ccf2b2903af54467645707aea6b48ac48ba3bc4e", kill_on_drop: false }`
[INFO] [stdout] 8f1f426432e4356349bc45b0ccf2b2903af54467645707aea6b48ac48ba3bc4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31ba99d5f16bce50f348746d49ec523d599178e061a193960f19ca0f81c9490e
[INFO] running `Command { std: "docker" "start" "-a" "31ba99d5f16bce50f348746d49ec523d599178e061a193960f19ca0f81c9490e", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling printf-compat v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "31ba99d5f16bce50f348746d49ec523d599178e061a193960f19ca0f81c9490e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ba99d5f16bce50f348746d49ec523d599178e061a193960f19ca0f81c9490e", kill_on_drop: false }`
[INFO] [stdout] 31ba99d5f16bce50f348746d49ec523d599178e061a193960f19ca0f81c9490e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4f38cff74cb7c6cb57e02520ec7aa660fcc050149bd06f658514b3a199865be
[INFO] running `Command { std: "docker" "start" "-a" "a4f38cff74cb7c6cb57e02520ec7aa660fcc050149bd06f658514b3a199865be", kill_on_drop: false }`
[INFO] [stderr]    Compiling printf-compat v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "a4f38cff74cb7c6cb57e02520ec7aa660fcc050149bd06f658514b3a199865be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4f38cff74cb7c6cb57e02520ec7aa660fcc050149bd06f658514b3a199865be", kill_on_drop: false }`
[INFO] [stdout] a4f38cff74cb7c6cb57e02520ec7aa660fcc050149bd06f658514b3a199865be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0ddf4c1010a3c163208882df55522004a702d79aac785fc9f4db3daf93612cd2
[INFO] running `Command { std: "docker" "start" "-a" "0ddf4c1010a3c163208882df55522004a702d79aac785fc9f4db3daf93612cd2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/printf_compat-252e1c300f19c2f2)
[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/tests.rs (/opt/rustwide/target/debug/deps/tests-cb75439db4869488)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test_plain ... ok
[INFO] [stdout] test test_octal ... ok
[INFO] [stdout] test test_float ... ok
[INFO] [stdout] test test_str ... ok
[INFO] [stdout] test test_char ... ok
[INFO] [stdout] test test_hex ... ok
[INFO] [stdout] test test_int ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests printf_compat
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/output.rs - output::VaListDisplay (line 324) ... ok
[INFO] [stdout] test src/lib.rs - (line 64) ... ok
[INFO] [stdout] test src/lib.rs - (line 58) ... ok
[INFO] [stdout] test src/lib.rs - (line 87) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0ddf4c1010a3c163208882df55522004a702d79aac785fc9f4db3daf93612cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ddf4c1010a3c163208882df55522004a702d79aac785fc9f4db3daf93612cd2", kill_on_drop: false }`
[INFO] [stdout] 0ddf4c1010a3c163208882df55522004a702d79aac785fc9f4db3daf93612cd2