[INFO] fetching crate format 0.2.3...
[INFO] testing format-0.2.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate format 0.2.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate format 0.2.3 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate format 0.2.3
[INFO] finished tweaking crates.io crate format 0.2.3
[INFO] tweaked toml for crates.io crate format 0.2.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate format 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded format-macro v0.2.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.22
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 019b1ea25418be764a6bba39ac7cd16a38d72b11e149b4640fd7f4746518ddde
[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" "019b1ea25418be764a6bba39ac7cd16a38d72b11e149b4640fd7f4746518ddde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "019b1ea25418be764a6bba39ac7cd16a38d72b11e149b4640fd7f4746518ddde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "019b1ea25418be764a6bba39ac7cd16a38d72b11e149b4640fd7f4746518ddde", kill_on_drop: false }`
[INFO] [stdout] 019b1ea25418be764a6bba39ac7cd16a38d72b11e149b4640fd7f4746518ddde
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cff75577cfebe981a9d2acb026d75b2fb341de50b2749e4983e0a9d8f4d7913b
[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" "cff75577cfebe981a9d2acb026d75b2fb341de50b2749e4983e0a9d8f4d7913b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.22
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling format-core v0.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling format-macro v0.2.3
[INFO] [stderr]    Compiling format v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.62s
[INFO] running `Command { std: "docker" "inspect" "cff75577cfebe981a9d2acb026d75b2fb341de50b2749e4983e0a9d8f4d7913b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cff75577cfebe981a9d2acb026d75b2fb341de50b2749e4983e0a9d8f4d7913b", kill_on_drop: false }`
[INFO] [stdout] cff75577cfebe981a9d2acb026d75b2fb341de50b2749e4983e0a9d8f4d7913b
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9474350955fd7489c4de05899d044ce77c0e0ee84a65c7dd2fce3cdcb9d4a87
[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" "e9474350955fd7489c4de05899d044ce77c0e0ee84a65c7dd2fce3cdcb9d4a87", kill_on_drop: false }`
[INFO] [stderr]    Compiling format v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "e9474350955fd7489c4de05899d044ce77c0e0ee84a65c7dd2fce3cdcb9d4a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9474350955fd7489c4de05899d044ce77c0e0ee84a65c7dd2fce3cdcb9d4a87", kill_on_drop: false }`
[INFO] [stdout] e9474350955fd7489c4de05899d044ce77c0e0ee84a65c7dd2fce3cdcb9d4a87
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 0b7709ffc0b44515f1ea253acf59501925135935bce8f0d1f27272e89f4c142d
[INFO] running `Command { std: "docker" "start" "-a" "0b7709ffc0b44515f1ea253acf59501925135935bce8f0d1f27272e89f4c142d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/format-4ef26875edae0bbc
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/with_macro-656c2da49f83b7cb
[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 14 tests
[INFO] [stdout] test format::with_named_args ... ok
[INFO] [stdout] test format::with_shadowed_named_args ... ok
[INFO] [stdout] test format::with_trailing_comma ... ok
[INFO] [stdout] test format::with_unnamed_args ... ok
[INFO] [stdout] test format::without_args ... ok
[INFO] [stdout] test format::lazy ... ok
[INFO] [stdout] test format::without_trailing_comma ... ok
[INFO] [stdout] test closure::r#move ... ok
[INFO] [stdout] test closure::r#match ... ok
[INFO] [stdout] test format::lifetime ... ok
[INFO] [stdout] test format::recursion ... ok
[INFO] [stdout] test closure::r#if ... ok
[INFO] [stdout] test format::with_mixed_args ... ok
[INFO] [stdout] test closure::iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/without_macro-cd234868dc78fd5b
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test octal ... ok
[INFO] [stdout] test pointer ... ok
[INFO] [stdout] test upper_hex ... ok
[INFO] [stdout] test debug ... ok
[INFO] [stdout] test binary ... ok
[INFO] [stdout] test lower_hex ... ok
[INFO] [stdout] test lower_exp ... ok
[INFO] [stdout] test display ... ok
[INFO] [stderr]    Doc-tests format
[INFO] [stdout] test upper_exp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... 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" "0b7709ffc0b44515f1ea253acf59501925135935bce8f0d1f27272e89f4c142d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b7709ffc0b44515f1ea253acf59501925135935bce8f0d1f27272e89f4c142d", kill_on_drop: false }`
[INFO] [stdout] 0b7709ffc0b44515f1ea253acf59501925135935bce8f0d1f27272e89f4c142d