[INFO] fetching crate zero 0.1.3...
[INFO] testing zero-0.1.3 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate zero 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate zero 0.1.3
[INFO] finished tweaking crates.io crate zero 0.1.3
[INFO] tweaked toml for crates.io crate zero 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zero 0.1.3 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0bf3072d458502eb89476a6006fb4b2a1c7cc233315a47f45ffc390b5898f78
[INFO] running `Command { std: "docker" "start" "-a" "d0bf3072d458502eb89476a6006fb4b2a1c7cc233315a47f45ffc390b5898f78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0bf3072d458502eb89476a6006fb4b2a1c7cc233315a47f45ffc390b5898f78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0bf3072d458502eb89476a6006fb4b2a1c7cc233315a47f45ffc390b5898f78", kill_on_drop: false }`
[INFO] [stdout] d0bf3072d458502eb89476a6006fb4b2a1c7cc233315a47f45ffc390b5898f78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b125cb61b1d25cce95b8b62edb825da1fdd071df2339f808e41656a17af9d913
[INFO] running `Command { std: "docker" "start" "-a" "b125cb61b1d25cce95b8b62edb825da1fdd071df2339f808e41656a17af9d913", kill_on_drop: false }`
[INFO] [stderr]    Compiling zero v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:70:33
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn read_strs_to_null(input: &[u8]) -> StrReaderIterator {
[INFO] [stdout]    |                                 ^^^^^     ----------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn read_strs_to_null(input: &[u8]) -> StrReaderIterator<'_> {
[INFO] [stdout]    |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "b125cb61b1d25cce95b8b62edb825da1fdd071df2339f808e41656a17af9d913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b125cb61b1d25cce95b8b62edb825da1fdd071df2339f808e41656a17af9d913", kill_on_drop: false }`
[INFO] [stdout] b125cb61b1d25cce95b8b62edb825da1fdd071df2339f808e41656a17af9d913
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcc119b477cf48ab8537e5ecc7e0abcb079d813a17d06063941f5fdebac7a9af
[INFO] running `Command { std: "docker" "start" "-a" "fcc119b477cf48ab8537e5ecc7e0abcb079d813a17d06063941f5fdebac7a9af", kill_on_drop: false }`
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:70:33
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn read_strs_to_null(input: &[u8]) -> StrReaderIterator {
[INFO] [stdout]    |                                 ^^^^^     ----------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn read_strs_to_null(input: &[u8]) -> StrReaderIterator<'_> {
[INFO] [stdout]    |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zero v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:70:33
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn read_strs_to_null(input: &[u8]) -> StrReaderIterator {
[INFO] [stdout]    |                                 ^^^^^     ----------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn read_strs_to_null(input: &[u8]) -> StrReaderIterator<'_> {
[INFO] [stdout]    |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "fcc119b477cf48ab8537e5ecc7e0abcb079d813a17d06063941f5fdebac7a9af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc119b477cf48ab8537e5ecc7e0abcb079d813a17d06063941f5fdebac7a9af", kill_on_drop: false }`
[INFO] [stdout] fcc119b477cf48ab8537e5ecc7e0abcb079d813a17d06063941f5fdebac7a9af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 54e6f99e819840d9f3130058354d46ae748b24e764da706115fbf6259d03d933
[INFO] running `Command { std: "docker" "start" "-a" "54e6f99e819840d9f3130058354d46ae748b24e764da706115fbf6259d03d933", kill_on_drop: false }`
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/lib.rs:70:33
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn read_strs_to_null(input: &[u8]) -> StrReaderIterator {
[INFO] [stderr]    |                                 ^^^^^     ----------------- the lifetime gets resolved as `'_`
[INFO] [stdout] 
[INFO] [stderr]    |                                 |
[INFO] [stdout] running 13 tests
[INFO] [stderr]    |                                 this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn read_strs_to_null(input: &[u8]) -> StrReaderIterator<'_> {
[INFO] [stderr]    |                                                            ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `zero` (lib) generated 1 warning
[INFO] [stderr] warning: `zero` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zero-5fd70362691db733)
[INFO] [stdout] test test::test_array_unaligned ... ignored
[INFO] [stdout] test test::test_good_strs ... ok
[INFO] [stdout] test test::test_good_strs_to_null ... ok
[INFO] [stdout] test test::test_read ... ok
[INFO] [stdout] test test::test_no_null - should panic ... ok
[INFO] [stdout] test test::test_no_null_to_null - should panic ... ok
[INFO] [stdout] test test::test_not_unicode - should panic ... ok
[INFO] [stdout] test test::test_array_zero_sized - should panic ... ok
[INFO] [stdout] test test::test_no_null2 - should panic ... ok
[INFO] [stdout] test test::test_too_small - should panic ... ok
[INFO] [stdout] test test::test_too_small2 - should panic ... ok
[INFO] [stdout] test test::test_read_array ... ok
[INFO] [stdout] test test::test_unaligned - should panic ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_unaligned stdout ----
[INFO] [stdout] note: test did not panic as expected at src/lib.rs:229:8
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::test_unaligned
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 11 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "54e6f99e819840d9f3130058354d46ae748b24e764da706115fbf6259d03d933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54e6f99e819840d9f3130058354d46ae748b24e764da706115fbf6259d03d933", kill_on_drop: false }`
[INFO] [stdout] 54e6f99e819840d9f3130058354d46ae748b24e764da706115fbf6259d03d933
