[INFO] fetching crate varflags 0.2.3...
[INFO] testing varflags-0.2.3 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate varflags 0.2.3 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate varflags 0.2.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate varflags 0.2.3
[INFO] tweaked toml for crates.io crate varflags 0.2.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate varflags 0.2.3 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded varflags_attribute v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b821fd25db77a317da3c1c7a114f6117d98b4c07a3e5336ff001601ac1cd1072
[INFO] running `Command { std: "docker" "start" "-a" "b821fd25db77a317da3c1c7a114f6117d98b4c07a3e5336ff001601ac1cd1072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b821fd25db77a317da3c1c7a114f6117d98b4c07a3e5336ff001601ac1cd1072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b821fd25db77a317da3c1c7a114f6117d98b4c07a3e5336ff001601ac1cd1072", kill_on_drop: false }`
[INFO] [stdout] b821fd25db77a317da3c1c7a114f6117d98b4c07a3e5336ff001601ac1cd1072
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fc9cfd4fad00af68ff93e8b54683c8eee1b77e8825dbdf5f49c93911d669f67
[INFO] running `Command { std: "docker" "start" "-a" "2fc9cfd4fad00af68ff93e8b54683c8eee1b77e8825dbdf5f49c93911d669f67", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitworks v0.2.0
[INFO] [stderr]    Compiling varflags_attribute v0.2.2
[INFO] [stderr]    Compiling varflags v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "2fc9cfd4fad00af68ff93e8b54683c8eee1b77e8825dbdf5f49c93911d669f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fc9cfd4fad00af68ff93e8b54683c8eee1b77e8825dbdf5f49c93911d669f67", kill_on_drop: false }`
[INFO] [stdout] 2fc9cfd4fad00af68ff93e8b54683c8eee1b77e8825dbdf5f49c93911d669f67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e44d7080a874f009056c4bbd2456241cc6efc11d01394357a07be10ef21d4cd
[INFO] running `Command { std: "docker" "start" "-a" "0e44d7080a874f009056c4bbd2456241cc6efc11d01394357a07be10ef21d4cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling varflags v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "0e44d7080a874f009056c4bbd2456241cc6efc11d01394357a07be10ef21d4cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e44d7080a874f009056c4bbd2456241cc6efc11d01394357a07be10ef21d4cd", kill_on_drop: false }`
[INFO] [stdout] 0e44d7080a874f009056c4bbd2456241cc6efc11d01394357a07be10ef21d4cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 45224d6979bb8df018d4fd296993e3b60c3972ce4b387566a4d7ffa1e68e3f6a
[INFO] running `Command { std: "docker" "start" "-a" "45224d6979bb8df018d4fd296993e3b60c3972ce4b387566a4d7ffa1e68e3f6a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/varflags-2bc0114c57fee8bf)
[INFO] [stderr]      Running tests/varflags.rs (/opt/rustwide/target/debug/deps/varflags-221fad34fd1d0bc0)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/varflags_spec.rs (/opt/rustwide/target/debug/deps/varflags_spec-3b2c0a797ecae573)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests varflags
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/error.rs - error::ReprToFlagError<Repr>::new (line 18) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "45224d6979bb8df018d4fd296993e3b60c3972ce4b387566a4d7ffa1e68e3f6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45224d6979bb8df018d4fd296993e3b60c3972ce4b387566a4d7ffa1e68e3f6a", kill_on_drop: false }`
[INFO] [stdout] 45224d6979bb8df018d4fd296993e3b60c3972ce4b387566a4d7ffa1e68e3f6a