[INFO] fetching crate shorten-url 1.0.0...
[INFO] testing shorten-url-1.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate shorten-url 1.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate shorten-url 1.0.0 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 shorten-url 1.0.0
[INFO] finished tweaking crates.io crate shorten-url 1.0.0
[INFO] tweaked toml for crates.io crate shorten-url 1.0.0 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] f735cc1144aeba95c6aac681e278f5013db57cd416d3a2c9f7e475bb13749708
[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" "f735cc1144aeba95c6aac681e278f5013db57cd416d3a2c9f7e475bb13749708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f735cc1144aeba95c6aac681e278f5013db57cd416d3a2c9f7e475bb13749708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f735cc1144aeba95c6aac681e278f5013db57cd416d3a2c9f7e475bb13749708", kill_on_drop: false }`
[INFO] [stdout] f735cc1144aeba95c6aac681e278f5013db57cd416d3a2c9f7e475bb13749708
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 4ed162a6d93b40e4a9d6135ea68e0d56283ce30511c56535e7ecc567524c0770
[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" "4ed162a6d93b40e4a9d6135ea68e0d56283ce30511c56535e7ecc567524c0770", kill_on_drop: false }`
[INFO] [stderr]    Compiling shorten-url v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "4ed162a6d93b40e4a9d6135ea68e0d56283ce30511c56535e7ecc567524c0770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ed162a6d93b40e4a9d6135ea68e0d56283ce30511c56535e7ecc567524c0770", kill_on_drop: false }`
[INFO] [stdout] 4ed162a6d93b40e4a9d6135ea68e0d56283ce30511c56535e7ecc567524c0770
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c4aece0e3736500ee192f87bf87bcbbc2aee6d482f77a8acf6c093438125c7c0
[INFO] running `Command { std: "docker" "start" "-a" "c4aece0e3736500ee192f87bf87bcbbc2aee6d482f77a8acf6c093438125c7c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling shorten-url v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "c4aece0e3736500ee192f87bf87bcbbc2aee6d482f77a8acf6c093438125c7c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4aece0e3736500ee192f87bf87bcbbc2aee6d482f77a8acf6c093438125c7c0", kill_on_drop: false }`
[INFO] [stdout] c4aece0e3736500ee192f87bf87bcbbc2aee6d482f77a8acf6c093438125c7c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] c624b8d313ae00a295fe1b9dd59e00baa21352f8901cc64bcdd9cfd48b52e2dc
[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" "c624b8d313ae00a295fe1b9dd59e00baa21352f8901cc64bcdd9cfd48b52e2dc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shorten_url-64ecc8be04707e35
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::fuzz_char_boundary ... ok
[INFO] [stdout] test tests::shortens_queries ... ok
[INFO] [stdout] test tests::shortens_hosts ... ok
[INFO] [stdout] test tests::shortens_paths ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shorten-url
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - shorten (line 45) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c624b8d313ae00a295fe1b9dd59e00baa21352f8901cc64bcdd9cfd48b52e2dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c624b8d313ae00a295fe1b9dd59e00baa21352f8901cc64bcdd9cfd48b52e2dc", kill_on_drop: false }`
[INFO] [stdout] c624b8d313ae00a295fe1b9dd59e00baa21352f8901cc64bcdd9cfd48b52e2dc