[INFO] fetching crate changecase 0.0.7...
[INFO] testing changecase-0.0.7 against 1.49.0 for beta-1.50-1
[INFO] extracting crate changecase 0.0.7 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate changecase 0.0.7 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 changecase 0.0.7
[INFO] finished tweaking crates.io crate changecase 0.0.7
[INFO] tweaked toml for crates.io crate changecase 0.0.7 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22dc015289865d2566b526d3f9693f4d397c9dca34debe406fdf576b26d916d5
[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" "22dc015289865d2566b526d3f9693f4d397c9dca34debe406fdf576b26d916d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22dc015289865d2566b526d3f9693f4d397c9dca34debe406fdf576b26d916d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22dc015289865d2566b526d3f9693f4d397c9dca34debe406fdf576b26d916d5", kill_on_drop: false }`
[INFO] [stdout] 22dc015289865d2566b526d3f9693f4d397c9dca34debe406fdf576b26d916d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 1f99177333628bbee01318ff56c1ff41b984fdccd6144c66898528f774adaf94
[INFO] running `Command { std: "docker" "start" "-a" "1f99177333628bbee01318ff56c1ff41b984fdccd6144c66898528f774adaf94", kill_on_drop: false }`
[INFO] [stderr]    Compiling changecase v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "1f99177333628bbee01318ff56c1ff41b984fdccd6144c66898528f774adaf94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f99177333628bbee01318ff56c1ff41b984fdccd6144c66898528f774adaf94", kill_on_drop: false }`
[INFO] [stdout] 1f99177333628bbee01318ff56c1ff41b984fdccd6144c66898528f774adaf94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3dcdb37ab9a05c51a93f717beb92887d1a5b9cc2ec08259b55e3c6c3ba92c7c
[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" "e3dcdb37ab9a05c51a93f717beb92887d1a5b9cc2ec08259b55e3c6c3ba92c7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling changecase v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "e3dcdb37ab9a05c51a93f717beb92887d1a5b9cc2ec08259b55e3c6c3ba92c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3dcdb37ab9a05c51a93f717beb92887d1a5b9cc2ec08259b55e3c6c3ba92c7c", kill_on_drop: false }`
[INFO] [stdout] e3dcdb37ab9a05c51a93f717beb92887d1a5b9cc2ec08259b55e3c6c3ba92c7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a3a63c65c0388e0535a399833b68627eade294cbeca26a4a59effc5b96e25d96
[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" "a3a63c65c0388e0535a399833b68627eade294cbeca26a4a59effc5b96e25d96", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/changecase-a7f413c71e85ce50
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test alternating ... ok
[INFO] [stdout] test lower ... ok
[INFO] [stderr]    Doc-tests changecase
[INFO] [stdout] test str_capitalize ... ok
[INFO] [stdout] test upper ... ok
[INFO] [stdout] test swapped ... ok
[INFO] [stdout] test capitalize ... ok
[INFO] [stdout] test str_lower ... ok
[INFO] [stdout] test str_alternating ... ok
[INFO] [stdout] test str_swapped ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 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" "a3a63c65c0388e0535a399833b68627eade294cbeca26a4a59effc5b96e25d96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a63c65c0388e0535a399833b68627eade294cbeca26a4a59effc5b96e25d96", kill_on_drop: false }`
[INFO] [stdout] a3a63c65c0388e0535a399833b68627eade294cbeca26a4a59effc5b96e25d96