[INFO] fetching crate ifmt 0.3.3...
[INFO] testing ifmt-0.3.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ifmt 0.3.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ifmt 0.3.3 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ifmt 0.3.3
[INFO] finished tweaking crates.io crate ifmt 0.3.3
[INFO] tweaked toml for crates.io crate ifmt 0.3.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f022809ee4da025217f3cfc4fed5f7063852e0e4d1da58f6f85df3b1ce111edd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f022809ee4da025217f3cfc4fed5f7063852e0e4d1da58f6f85df3b1ce111edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f022809ee4da025217f3cfc4fed5f7063852e0e4d1da58f6f85df3b1ce111edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f022809ee4da025217f3cfc4fed5f7063852e0e4d1da58f6f85df3b1ce111edd", kill_on_drop: false }`
[INFO] [stdout] f022809ee4da025217f3cfc4fed5f7063852e0e4d1da58f6f85df3b1ce111edd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29edc005e7bc5bf0c4dbce8d64fed7d49f55728fed91a3a5e72f152eac8c6d9f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "29edc005e7bc5bf0c4dbce8d64fed7d49f55728fed91a3a5e72f152eac8c6d9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling ifmt-impl v0.3.3
[INFO] [stderr]    Compiling ifmt v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.74s
[INFO] running `Command { std: "docker" "inspect" "29edc005e7bc5bf0c4dbce8d64fed7d49f55728fed91a3a5e72f152eac8c6d9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29edc005e7bc5bf0c4dbce8d64fed7d49f55728fed91a3a5e72f152eac8c6d9f", kill_on_drop: false }`
[INFO] [stdout] 29edc005e7bc5bf0c4dbce8d64fed7d49f55728fed91a3a5e72f152eac8c6d9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1bb36571b81715e25acc0d4318a38c3a1da0da9dcae28d693966ec9842cdb2f2
[INFO] running `Command { std: "docker" "start" "-a" "1bb36571b81715e25acc0d4318a38c3a1da0da9dcae28d693966ec9842cdb2f2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ifmt v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `Command { std: "docker" "inspect" "1bb36571b81715e25acc0d4318a38c3a1da0da9dcae28d693966ec9842cdb2f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bb36571b81715e25acc0d4318a38c3a1da0da9dcae28d693966ec9842cdb2f2", kill_on_drop: false }`
[INFO] [stdout] 1bb36571b81715e25acc0d4318a38c3a1da0da9dcae28d693966ec9842cdb2f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 755e3f7a940fedcff52b42165a0d6c508f06a485197ee04ef3c3ee50383ca3a5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "755e3f7a940fedcff52b42165a0d6c508f06a485197ee04ef3c3ee50383ca3a5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ifmt-3a79fbf500953506)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/inlittests.rs (/opt/rustwide/target/debug/deps/inlittests-48efb0135d2de7fb)
[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 9 tests
[INFO] [stdout] test inlittests::borrow ... ok
[INFO] [stdout] test inlittests::expr_subst ... ok
[INFO] [stdout] test inlittests::simple_subst ... ok
[INFO] [stdout] test inlittests::internal_chars ... ok
[INFO] [stdout] test inlittests::spec_subst ... ok
[INFO] [stdout] test inlittests::write ... ok
[INFO] [stdout] test inlittests::internal_lifetimes ... ok
[INFO] [stdout] test inlittests::internal_strings ... ok
[INFO] [stdout] test inlittests::panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/outlittests.rs (/opt/rustwide/target/debug/deps/outlittests-29c799ac8119252a)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test outlittests::expr_subst ... ok
[INFO] [stdout] test outlittests::internal_lifetimes ... ok
[INFO] [stdout] test outlittests::borrow ... ok
[INFO] [stdout] test outlittests::internal_chars ... ok
[INFO] [stdout] test outlittests::spec_subst ... ok
[INFO] [stdout] test outlittests::write ... ok
[INFO] [stdout] test outlittests::no_alignment_leak ... ok
[INFO] [stdout] test outlittests::simple_subst ... ok
[INFO] [stderr]    Doc-tests ifmt
[INFO] [stdout] test outlittests::panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 16) ... ignored
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] test src/lib.rs - iformat (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "755e3f7a940fedcff52b42165a0d6c508f06a485197ee04ef3c3ee50383ca3a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "755e3f7a940fedcff52b42165a0d6c508f06a485197ee04ef3c3ee50383ca3a5", kill_on_drop: false }`
[INFO] [stdout] 755e3f7a940fedcff52b42165a0d6c508f06a485197ee04ef3c3ee50383ca3a5