[INFO] fetching crate ltsv 0.1.5...
[INFO] testing ltsv-0.1.5 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ltsv 0.1.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ltsv 0.1.5 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 ltsv 0.1.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ltsv 0.1.5
[INFO] tweaked toml for crates.io crate ltsv 0.1.5 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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ceb3d6ae57cf37629f511037fb849aed76cc770798a25a1dd8c0150e2f481317
[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" "ceb3d6ae57cf37629f511037fb849aed76cc770798a25a1dd8c0150e2f481317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ceb3d6ae57cf37629f511037fb849aed76cc770798a25a1dd8c0150e2f481317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceb3d6ae57cf37629f511037fb849aed76cc770798a25a1dd8c0150e2f481317", kill_on_drop: false }`
[INFO] [stdout] ceb3d6ae57cf37629f511037fb849aed76cc770798a25a1dd8c0150e2f481317
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9851446d90b57c021529c46e221bc1c7e1175ba5078ca3ceceec5a4ad7671c5
[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" "c9851446d90b57c021529c46e221bc1c7e1175ba5078ca3ceceec5a4ad7671c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling ltsv v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "c9851446d90b57c021529c46e221bc1c7e1175ba5078ca3ceceec5a4ad7671c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9851446d90b57c021529c46e221bc1c7e1175ba5078ca3ceceec5a4ad7671c5", kill_on_drop: false }`
[INFO] [stdout] c9851446d90b57c021529c46e221bc1c7e1175ba5078ca3ceceec5a4ad7671c5
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b7aed371cd683c59dfeced280fc92f7b2adc1493dd3af2be58b35ca7fbfcf9e
[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" "9b7aed371cd683c59dfeced280fc92f7b2adc1493dd3af2be58b35ca7fbfcf9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ltsv v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "9b7aed371cd683c59dfeced280fc92f7b2adc1493dd3af2be58b35ca7fbfcf9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b7aed371cd683c59dfeced280fc92f7b2adc1493dd3af2be58b35ca7fbfcf9e", kill_on_drop: false }`
[INFO] [stdout] 9b7aed371cd683c59dfeced280fc92f7b2adc1493dd3af2be58b35ca7fbfcf9e
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ce76e016313fafb076e0106062371a042ce257ebbe6b23e23861d5adfeb9241
[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" "7ce76e016313fafb076e0106062371a042ce257ebbe6b23e23861d5adfeb9241", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ltsv-80b6580501646711
[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] [stderr]    Doc-tests ltsv
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - save (line 107) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - save (line 107) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ltsv`
[INFO] [stdout]  --> src/lib.rs:108:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | let data = Ltsv::new();
[INFO] [stdout]   |            ^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ltsv::Ltsv;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Record`
[INFO] [stdout]  --> src/lib.rs:109:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | let record = Record::new();
[INFO] [stdout]   |              ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ltsv::Record;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `save` in this scope
[INFO] [stdout]  --> src/lib.rs:112:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | save(data, "sample.ltsv").unwrap();
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ltsv::save;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - save (line 107)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "7ce76e016313fafb076e0106062371a042ce257ebbe6b23e23861d5adfeb9241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ce76e016313fafb076e0106062371a042ce257ebbe6b23e23861d5adfeb9241", kill_on_drop: false }`
[INFO] [stdout] 7ce76e016313fafb076e0106062371a042ce257ebbe6b23e23861d5adfeb9241