[INFO] fetching crate lazy_format 1.8.3...
[INFO] testing lazy_format-1.8.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate lazy_format 1.8.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate lazy_format 1.8.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lazy_format 1.8.3
[INFO] finished tweaking crates.io crate lazy_format 1.8.3
[INFO] tweaked toml for crates.io crate lazy_format 1.8.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] 7671a3d1f917d5adfb5837742720ddc5eb6a998602a4b0ab2829716f20591480
[INFO] running `Command { std: "docker" "start" "-a" "7671a3d1f917d5adfb5837742720ddc5eb6a998602a4b0ab2829716f20591480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7671a3d1f917d5adfb5837742720ddc5eb6a998602a4b0ab2829716f20591480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7671a3d1f917d5adfb5837742720ddc5eb6a998602a4b0ab2829716f20591480", kill_on_drop: false }`
[INFO] [stdout] 7671a3d1f917d5adfb5837742720ddc5eb6a998602a4b0ab2829716f20591480
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d837b32578933cbe0dfb8ae677540e49b8c9c7d0e447c960557650785d96d80
[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" "0d837b32578933cbe0dfb8ae677540e49b8c9c7d0e447c960557650785d96d80", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_format v1.8.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "0d837b32578933cbe0dfb8ae677540e49b8c9c7d0e447c960557650785d96d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d837b32578933cbe0dfb8ae677540e49b8c9c7d0e447c960557650785d96d80", kill_on_drop: false }`
[INFO] [stdout] 0d837b32578933cbe0dfb8ae677540e49b8c9c7d0e447c960557650785d96d80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b234b4d4cecec1e9a0b8b008565ed40d203e079515a7659cdbfdaf988e596c7a
[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" "b234b4d4cecec1e9a0b8b008565ed40d203e079515a7659cdbfdaf988e596c7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_format v1.8.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "b234b4d4cecec1e9a0b8b008565ed40d203e079515a7659cdbfdaf988e596c7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b234b4d4cecec1e9a0b8b008565ed40d203e079515a7659cdbfdaf988e596c7a", kill_on_drop: false }`
[INFO] [stdout] b234b4d4cecec1e9a0b8b008565ed40d203e079515a7659cdbfdaf988e596c7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5462f2012b23323c5d2d1b6414117f06cb286381c43a42db426aa50c11315166
[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" "5462f2012b23323c5d2d1b6414117f06cb286381c43a42db426aa50c11315166", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 13 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lazy_format-57ca6a093b5b0ffa
[INFO] [stdout] test semi_lazy_format_syntax_tests::test_many_args ... ok
[INFO] [stdout] test semi_lazy_format_syntax_tests::test_no_args ... ok
[INFO] [stdout] test semi_lazy_format_syntax_tests::test_one_arg ... ok
[INFO] [stdout] test semi_lazy_format_syntax_tests::test_trailing_comma ... ok
[INFO] [stdout] test semi_lazy_format_syntax_tests::test_one_arg_trailing_comma ... ok
[INFO] [stdout] test semi_lazy_format_syntax_tests::test_two_args ... ok
[INFO] [stdout] test semi_lazy_format_syntax_tests::test_two_named_args ... ok
[INFO] [stdout] test semi_lazy_format_syntax_tests::test_two_args_trailing_comma ... ok
[INFO] [stdout] test semi_lazy_format_syntax_tests::test_two_named_args_trailing_comma ... ok
[INFO] [stdout] test semi_lazy_format_syntax_tests::test_mixed_args_trailing_comma ... ok
[INFO] [stdout] test semi_lazy_format_syntax_tests::test_one_named_arg ... ok
[INFO] [stdout] test semi_lazy_format_syntax_tests::test_one_named_arg_trailing_comma ... ok
[INFO] [stdout] test semi_lazy_format_syntax_tests::test_mixed_args ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-440acf607836d912
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test semi_lazy_format::two_args ... ok
[INFO] [stdout] test semi_lazy_format::test_shadowed_name ... ok
[INFO] [stdout] test semi_lazy_format::test_positional_and_named ... ok
[INFO] [stdout] test semi_lazy_format::no_args ... ok
[INFO] [stdout] test semi_lazy_format::named_args ... ok
[INFO] [stdout] test lazy_format::test_result_value_with_lifetime ... ok
[INFO] [stdout] test lazy_format::test_recursive ... ok
[INFO] [stdout] test semi_lazy_format::test_dropped_lifetime ... ok
[INFO] [stdout] test lazy_format::basic_format ... ok
[INFO] [stdout] test semi_lazy_format::reverse_named_args ... ok
[INFO] [stdout] test lazy_format::ensure_lazy ... ok
[INFO] [stdout] test semi_lazy_format::one_arg ... ok
[INFO] [stdout] test lazy_format::test_return_value ... ok
[INFO] [stdout] test lazy_format::no_args_format ... ok
[INFO] [stdout] test lazy_format::test_if_let ... ok
[INFO] [stdout] test semi_lazy_format::test_evaluate_once ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lazy_format
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - lazy_format (line 191) ... ok
[INFO] [stdout] test src/lib.rs - lazy_format (line 303) ... ok
[INFO] [stdout] test src/lib.rs - semi_lazy_format (line 465) ... ok
[INFO] [stdout] test src/lib.rs - lazy_format (line 217) ... ok
[INFO] [stdout] test src/lib.rs - lazy_format (line 249) ... ok
[INFO] [stdout] test src/lib.rs - lazy_format (line 280) ... ok
[INFO] [stdout] test src/lib.rs - semi_lazy_format (line 438) ... ok
[INFO] [stdout] test src/lib.rs - lazy_format (line 330) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - make_lazy_format (line 62) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5462f2012b23323c5d2d1b6414117f06cb286381c43a42db426aa50c11315166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5462f2012b23323c5d2d1b6414117f06cb286381c43a42db426aa50c11315166", kill_on_drop: false }`
[INFO] [stdout] 5462f2012b23323c5d2d1b6414117f06cb286381c43a42db426aa50c11315166