[INFO] fetching crate zip_long 0.1.1...
[INFO] testing zip_long-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate zip_long 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate zip_long 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zip_long 0.1.1
[INFO] finished tweaking crates.io crate zip_long 0.1.1
[INFO] tweaked toml for crates.io crate zip_long 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06ace777d10a3c8bbdbe14b5edff34543096cdbebe1735465035165b40988452
[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" "06ace777d10a3c8bbdbe14b5edff34543096cdbebe1735465035165b40988452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06ace777d10a3c8bbdbe14b5edff34543096cdbebe1735465035165b40988452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06ace777d10a3c8bbdbe14b5edff34543096cdbebe1735465035165b40988452", kill_on_drop: false }`
[INFO] [stdout] 06ace777d10a3c8bbdbe14b5edff34543096cdbebe1735465035165b40988452
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 6344c082ea9551ba6db79d75e692517849d3f9ffaf547be72b22f636e45e99c2
[INFO] running `Command { std: "docker" "start" "-a" "6344c082ea9551ba6db79d75e692517849d3f9ffaf547be72b22f636e45e99c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling zip_long v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "6344c082ea9551ba6db79d75e692517849d3f9ffaf547be72b22f636e45e99c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6344c082ea9551ba6db79d75e692517849d3f9ffaf547be72b22f636e45e99c2", kill_on_drop: false }`
[INFO] [stdout] 6344c082ea9551ba6db79d75e692517849d3f9ffaf547be72b22f636e45e99c2
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] e350558ecc585f36b4b4890b7215cbe49991e74b1a45fb40330fca31720c005e
[INFO] running `Command { std: "docker" "start" "-a" "e350558ecc585f36b4b4890b7215cbe49991e74b1a45fb40330fca31720c005e", kill_on_drop: false }`
[INFO] [stderr]    Compiling zip_long v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "e350558ecc585f36b4b4890b7215cbe49991e74b1a45fb40330fca31720c005e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e350558ecc585f36b4b4890b7215cbe49991e74b1a45fb40330fca31720c005e", kill_on_drop: false }`
[INFO] [stdout] e350558ecc585f36b4b4890b7215cbe49991e74b1a45fb40330fca31720c005e
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0821fbf1fdb69c2bc041e32fc517ca328025119745d9019103584d648888e27f
[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" "0821fbf1fdb69c2bc041e32fc517ca328025119745d9019103584d648888e27f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zip_long-54ea208fd29a0747)
[INFO] [stdout] test tests::fill ... ok
[INFO] [stderr]    Doc-tests zip_long
[INFO] [stdout] test tests::fill_default ... ok
[INFO] [stdout] test tests::size_hint ... ok
[INFO] [stdout] test tests::fill_with ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - Zip (line 6) ... FAILED
[INFO] [stdout] test src/lib.rs - Zip::zip_fill (line 11) ... FAILED
[INFO] [stdout] test src/lib.rs - Zip::zip_fill_with (line 54) ... FAILED
[INFO] [stdout] test src/lib.rs - Zip::zip_fill_default (line 36) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Zip (line 6) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `zip`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use zip::Zip;
[INFO] [stdout]   |     ^^^ maybe a missing crate `zip`?
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Zip::zip_fill (line 11) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `zip`
[INFO] [stdout]  --> src/lib.rs:12:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use zip::Zip;
[INFO] [stdout]   |     ^^^ maybe a missing crate `zip`?
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `zip_fill` found for struct `Vec<char>` in the current scope
[INFO] [stdout]   --> src/lib.rs:20:55
[INFO] [stdout]    |
[INFO] [stdout] 11 | let got: Vec<(char, char)> = vec!['A', 'B', 'C', 'D'].zip_fill(Vec::new(), filler).collect();
[INFO] [stdout]    |                                                       ^^^^^^^^ method not found in `Vec<char>`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Zip::zip_fill_with (line 54) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `zip`
[INFO] [stdout]  --> src/lib.rs:55:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use zip::Zip;
[INFO] [stdout]   |     ^^^ maybe a missing crate `zip`?
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `zip_fill_with` found for struct `std::vec::IntoIter` in the current scope
[INFO] [stdout]  --> src/lib.rs:59:46
[INFO] [stdout]   |
[INFO] [stdout] 7 | let got: Vec<(usize, usize)> = q.into_iter().zip_fill_with(r, 0).collect();
[INFO] [stdout]   |                                              ^^^^^^^^^^^^^ method not found in `std::vec::IntoIter<usize>`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Zip::zip_fill_default (line 36) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `zip`
[INFO] [stdout]  --> src/lib.rs:37:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use zip::Zip;
[INFO] [stdout]   |     ^^^ maybe a missing crate `zip`?
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `zip_fill_default` found for struct `Vec<{integer}>` in the current scope
[INFO] [stdout]  --> src/lib.rs:39:46
[INFO] [stdout]   |
[INFO] [stdout] 5 | let got: Vec<(usize, usize)> = vec![1, 3, 5].zip_fill_default(vec![2, 4, 6, 8]).collect();
[INFO] [stdout]   |                                              ^^^^^^^^^^^^^^^^ method not found in `Vec<{integer}>`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Zip (line 6)
[INFO] [stdout]     src/lib.rs - Zip::zip_fill (line 11)
[INFO] [stdout]     src/lib.rs - Zip::zip_fill_default (line 36)
[INFO] [stdout]     src/lib.rs - Zip::zip_fill_with (line 54)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "0821fbf1fdb69c2bc041e32fc517ca328025119745d9019103584d648888e27f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0821fbf1fdb69c2bc041e32fc517ca328025119745d9019103584d648888e27f", kill_on_drop: false }`
[INFO] [stdout] 0821fbf1fdb69c2bc041e32fc517ca328025119745d9019103584d648888e27f