[INFO] fetching crate macro_io 0.1.0...
[INFO] testing macro_io-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate macro_io 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate macro_io 0.1.0 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 macro_io 0.1.0
[INFO] finished tweaking crates.io crate macro_io 0.1.0
[INFO] tweaked toml for crates.io crate macro_io 0.1.0 written to /workspace/builds/worker-1/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] a52dbedc12a0445c0626e4cba8cc43ea0c11894cd40c045ada8419f67e3da1d8
[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" "a52dbedc12a0445c0626e4cba8cc43ea0c11894cd40c045ada8419f67e3da1d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a52dbedc12a0445c0626e4cba8cc43ea0c11894cd40c045ada8419f67e3da1d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a52dbedc12a0445c0626e4cba8cc43ea0c11894cd40c045ada8419f67e3da1d8", kill_on_drop: false }`
[INFO] [stdout] a52dbedc12a0445c0626e4cba8cc43ea0c11894cd40c045ada8419f67e3da1d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] b932bd644e6c647ced39cb64574890c01faa4a8bab815b05fc1b572c9f054ae2
[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" "b932bd644e6c647ced39cb64574890c01faa4a8bab815b05fc1b572c9f054ae2", kill_on_drop: false }`
[INFO] [stderr]    Compiling macro_io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "b932bd644e6c647ced39cb64574890c01faa4a8bab815b05fc1b572c9f054ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b932bd644e6c647ced39cb64574890c01faa4a8bab815b05fc1b572c9f054ae2", kill_on_drop: false }`
[INFO] [stdout] b932bd644e6c647ced39cb64574890c01faa4a8bab815b05fc1b572c9f054ae2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 4ba027668350af5751d92d2b750dc51303e2135c8c90f669feb91586c819a2a9
[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" "4ba027668350af5751d92d2b750dc51303e2135c8c90f669feb91586c819a2a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling trybuild v1.0.45
[INFO] [stderr]    Compiling macro_io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.32s
[INFO] running `Command { std: "docker" "inspect" "4ba027668350af5751d92d2b750dc51303e2135c8c90f669feb91586c819a2a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba027668350af5751d92d2b750dc51303e2135c8c90f669feb91586c819a2a9", kill_on_drop: false }`
[INFO] [stdout] 4ba027668350af5751d92d2b750dc51303e2135c8c90f669feb91586c819a2a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e24a259235b750f7cf634c32a2c8c4ae3e0c5586131d9f1a7c21f644c0dae623
[INFO] running `Command { std: "docker" "start" "-a" "e24a259235b750f7cf634c32a2c8c4ae3e0c5586131d9f1a7c21f644c0dae623", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/macro_io-5dccb211c53208c0)
[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-ef14fe729d9b8e91)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test hello_world_file ... ok
[INFO] [stdout] test fmt_file ... ok
[INFO] [stdout] test spaces_in_filename ... ok
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling macro_io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking macro_io-tests v0.0.0 (/opt/rustwide/target/tests/macro_io)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.25s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/compile_failures/no_brackets.rs ... ok
[INFO] [stderr] test tests/compile_failures/non_existing_file.rs ... ok
[INFO] [stderr] test tests/compile_failures/number_literal.rs ... ok
[INFO] [stdout] test compile_failures ... ok
[INFO] [stderr] test tests/compile_failures/two_strings.rs ... ok
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 15.15s
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests macro_io
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - read_file (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.79s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e24a259235b750f7cf634c32a2c8c4ae3e0c5586131d9f1a7c21f644c0dae623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e24a259235b750f7cf634c32a2c8c4ae3e0c5586131d9f1a7c21f644c0dae623", kill_on_drop: false }`
[INFO] [stdout] e24a259235b750f7cf634c32a2c8c4ae3e0c5586131d9f1a7c21f644c0dae623