[INFO] fetching crate zero 0.1.3... [INFO] testing zero-0.1.3 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate zero 0.1.3 into /workspace/builds/worker-2-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-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate zero 0.1.3 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fd340116d423ceb7bb54ad68802221d822548ad7126ba7583a7349b563071d19 [INFO] running `Command { std: "docker" "start" "-a" "fd340116d423ceb7bb54ad68802221d822548ad7126ba7583a7349b563071d19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fd340116d423ceb7bb54ad68802221d822548ad7126ba7583a7349b563071d19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd340116d423ceb7bb54ad68802221d822548ad7126ba7583a7349b563071d19", kill_on_drop: false }` [INFO] [stdout] fd340116d423ceb7bb54ad68802221d822548ad7126ba7583a7349b563071d19 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12997f93eda1df713731a6b0a482a74282da5b674fc63382f9b77afce6f37978 [INFO] running `Command { std: "docker" "start" "-a" "12997f93eda1df713731a6b0a482a74282da5b674fc63382f9b77afce6f37978", kill_on_drop: false }` [INFO] [stderr] Compiling zero v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is 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 same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type 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 0.22s [INFO] running `Command { std: "docker" "inspect" "12997f93eda1df713731a6b0a482a74282da5b674fc63382f9b77afce6f37978", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12997f93eda1df713731a6b0a482a74282da5b674fc63382f9b77afce6f37978", kill_on_drop: false }` [INFO] [stdout] 12997f93eda1df713731a6b0a482a74282da5b674fc63382f9b77afce6f37978 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4ec6600e105bc4c630e66aeaa8d4772fe542f1ae5016eb1da6911b5a8db31cae [INFO] running `Command { std: "docker" "start" "-a" "4ec6600e105bc4c630e66aeaa8d4772fe542f1ae5016eb1da6911b5a8db31cae", kill_on_drop: false }` [INFO] [stderr] Compiling zero v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is 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 same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 70 | pub fn read_strs_to_null(input: &[u8]) -> StrReaderIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is 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 same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type 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 0.63s [INFO] running `Command { std: "docker" "inspect" "4ec6600e105bc4c630e66aeaa8d4772fe542f1ae5016eb1da6911b5a8db31cae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ec6600e105bc4c630e66aeaa8d4772fe542f1ae5016eb1da6911b5a8db31cae", kill_on_drop: false }` [INFO] [stdout] 4ec6600e105bc4c630e66aeaa8d4772fe542f1ae5016eb1da6911b5a8db31cae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 526d480af77579a97fc319f8db0447e39a1c60061946bd045a828dc7fba0f6f7 [INFO] running `Command { std: "docker" "start" "-a" "526d480af77579a97fc319f8db0447e39a1c60061946bd045a828dc7fba0f6f7", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is 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 same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type 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 (run `cargo fix --lib -p zero` to apply 1 suggestion) [INFO] [stderr] warning: `zero` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zero-0588aa7a1e186487) [INFO] [stdout] [INFO] [stdout] running 13 tests [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_read_array ... ok [INFO] [stdout] test test::test_no_null2 - should panic ... ok [INFO] [stdout] test test::test_no_null_to_null - should panic ... ok [INFO] [stdout] test test::test_no_null - should panic ... ok [INFO] [stdout] test test::test_array_zero_sized - should panic ... ok [INFO] [stdout] test test::test_not_unicode - should panic ... ok [INFO] [stdout] test test::test_unaligned - should panic ... ok [INFO] [stdout] test test::test_too_small2 - should panic ... ok [INFO] [stdout] test test::test_too_small - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] [stderr] Doc-tests zero [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "526d480af77579a97fc319f8db0447e39a1c60061946bd045a828dc7fba0f6f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "526d480af77579a97fc319f8db0447e39a1c60061946bd045a828dc7fba0f6f7", kill_on_drop: false }` [INFO] [stdout] 526d480af77579a97fc319f8db0447e39a1c60061946bd045a828dc7fba0f6f7