[INFO] fetching crate cnvrt 0.2.0...
[INFO] testing cnvrt-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate cnvrt 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cnvrt 0.2.0 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 cnvrt 0.2.0
[INFO] finished tweaking crates.io crate cnvrt 0.2.0
[INFO] tweaked toml for crates.io crate cnvrt 0.2.0 written to /workspace/builds/worker-6/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-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" "+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] 7b79b2dbb3c5b56008bc95c9ee07f0c105cbb9fadb6ed9364c578dbc8801fa21
[INFO] running `Command { std: "docker" "start" "-a" "7b79b2dbb3c5b56008bc95c9ee07f0c105cbb9fadb6ed9364c578dbc8801fa21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b79b2dbb3c5b56008bc95c9ee07f0c105cbb9fadb6ed9364c578dbc8801fa21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b79b2dbb3c5b56008bc95c9ee07f0c105cbb9fadb6ed9364c578dbc8801fa21", kill_on_drop: false }`
[INFO] [stdout] 7b79b2dbb3c5b56008bc95c9ee07f0c105cbb9fadb6ed9364c578dbc8801fa21
[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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a5599e516cf98a0797cf42188f8dbc05e1f2f726b3775ecc8ba7c74f0d4c9d2
[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" "6a5599e516cf98a0797cf42188f8dbc05e1f2f726b3775ecc8ba7c74f0d4c9d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling cnvrt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "6a5599e516cf98a0797cf42188f8dbc05e1f2f726b3775ecc8ba7c74f0d4c9d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a5599e516cf98a0797cf42188f8dbc05e1f2f726b3775ecc8ba7c74f0d4c9d2", kill_on_drop: false }`
[INFO] [stdout] 6a5599e516cf98a0797cf42188f8dbc05e1f2f726b3775ecc8ba7c74f0d4c9d2
[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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d593f074fa8104ec5c20fb80097f91eaa4234d418b7fafb0531d81622168bdc
[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" "2d593f074fa8104ec5c20fb80097f91eaa4234d418b7fafb0531d81622168bdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling cnvrt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "2d593f074fa8104ec5c20fb80097f91eaa4234d418b7fafb0531d81622168bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d593f074fa8104ec5c20fb80097f91eaa4234d418b7fafb0531d81622168bdc", kill_on_drop: false }`
[INFO] [stdout] 2d593f074fa8104ec5c20fb80097f91eaa4234d418b7fafb0531d81622168bdc
[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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 12e23069f37a54e12a88e1d82f0a4a2906080d86f82e94a766515c0e98e52791
[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" "12e23069f37a54e12a88e1d82f0a4a2906080d86f82e94a766515c0e98e52791", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cnvrt-f5f0291c103102f8
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cnvrt
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "12e23069f37a54e12a88e1d82f0a4a2906080d86f82e94a766515c0e98e52791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12e23069f37a54e12a88e1d82f0a4a2906080d86f82e94a766515c0e98e52791", kill_on_drop: false }`
[INFO] [stdout] 12e23069f37a54e12a88e1d82f0a4a2906080d86f82e94a766515c0e98e52791