[INFO] fetching crate flat-tree 5.0.0... [INFO] testing flat-tree-5.0.0 against 1.60.0 for beta-1.61-1 [INFO] extracting crate flat-tree 5.0.0 into /workspace/builds/worker-103/source [INFO] validating manifest of crates.io crate flat-tree 5.0.0 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate flat-tree 5.0.0 [INFO] finished tweaking crates.io crate flat-tree 5.0.0 [INFO] tweaked toml for crates.io crate flat-tree 5.0.0 written to /workspace/builds/worker-103/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 80e5416324445739218b9d64a536e6a2bf37f78543b6a98cee71ecc580d45e7a [INFO] running `Command { std: "docker" "start" "-a" "80e5416324445739218b9d64a536e6a2bf37f78543b6a98cee71ecc580d45e7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "80e5416324445739218b9d64a536e6a2bf37f78543b6a98cee71ecc580d45e7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80e5416324445739218b9d64a536e6a2bf37f78543b6a98cee71ecc580d45e7a", kill_on_drop: false }` [INFO] [stdout] 80e5416324445739218b9d64a536e6a2bf37f78543b6a98cee71ecc580d45e7a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 570d83e44c9c2614145cc2eeaa81db164619bddbf5e9e35f217e05ecdbd7a2ef [INFO] running `Command { std: "docker" "start" "-a" "570d83e44c9c2614145cc2eeaa81db164619bddbf5e9e35f217e05ecdbd7a2ef", kill_on_drop: false }` [INFO] [stderr] Compiling flat-tree v5.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/iterator.rs:262:5 [INFO] [stdout] | [INFO] [stdout] 262 | ((1 << 30) * (1 << (n - 30))) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 262 - ((1 << 30) * (1 << (n - 30))) [INFO] [stdout] 262 + (1 << 30) * (1 << (n - 30)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:287:5 [INFO] [stdout] | [INFO] [stdout] 287 | / format!( [INFO] [stdout] 288 | | "You can only look up roots for depth 0 blocks, got index {}", [INFO] [stdout] 289 | | i [INFO] [stdout] 290 | | ) [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the assert!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 287 ~ [INFO] [stdout] 288 | "You can only look up roots for depth 0 blocks, got index {}", [INFO] [stdout] 289 | i [INFO] [stdout] 290 ~ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "570d83e44c9c2614145cc2eeaa81db164619bddbf5e9e35f217e05ecdbd7a2ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "570d83e44c9c2614145cc2eeaa81db164619bddbf5e9e35f217e05ecdbd7a2ef", kill_on_drop: false }` [INFO] [stdout] 570d83e44c9c2614145cc2eeaa81db164619bddbf5e9e35f217e05ecdbd7a2ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c15a5e9b05768749e5e25b02d0fdbaed5e8f15dbceb25d9d90e94feeb4094b0 [INFO] running `Command { std: "docker" "start" "-a" "7c15a5e9b05768749e5e25b02d0fdbaed5e8f15dbceb25d9d90e94feeb4094b0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/iterator.rs:262:5 [INFO] [stdout] | [INFO] [stdout] 262 | ((1 << 30) * (1 << (n - 30))) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 262 - ((1 << 30) * (1 << (n - 30))) [INFO] [stdout] 262 + (1 << 30) * (1 << (n - 30)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:287:5 [INFO] [stdout] | [INFO] [stdout] 287 | / format!( [INFO] [stdout] 288 | | "You can only look up roots for depth 0 blocks, got index {}", [INFO] [stdout] 289 | | i [INFO] [stdout] 290 | | ) [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the assert!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 287 ~ [INFO] [stdout] 288 | "You can only look up roots for depth 0 blocks, got index {}", [INFO] [stdout] 289 | i [INFO] [stdout] 290 ~ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stderr] Compiling flat-tree v5.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/iterator.rs:262:5 [INFO] [stdout] | [INFO] [stdout] 262 | ((1 << 30) * (1 << (n - 30))) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 262 - ((1 << 30) * (1 << (n - 30))) [INFO] [stdout] 262 + (1 << 30) * (1 << (n - 30)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:287:5 [INFO] [stdout] | [INFO] [stdout] 287 | / format!( [INFO] [stdout] 288 | | "You can only look up roots for depth 0 blocks, got index {}", [INFO] [stdout] 289 | | i [INFO] [stdout] 290 | | ) [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the assert!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 287 ~ [INFO] [stdout] 288 | "You can only look up roots for depth 0 blocks, got index {}", [INFO] [stdout] 289 | i [INFO] [stdout] 290 ~ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 20.15s [INFO] running `Command { std: "docker" "inspect" "7c15a5e9b05768749e5e25b02d0fdbaed5e8f15dbceb25d9d90e94feeb4094b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c15a5e9b05768749e5e25b02d0fdbaed5e8f15dbceb25d9d90e94feeb4094b0", kill_on_drop: false }` [INFO] [stdout] 7c15a5e9b05768749e5e25b02d0fdbaed5e8f15dbceb25d9d90e94feeb4094b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fe3ca676bda599f0931ef1e5fdd7cfe7665682afe09bea4f082cf87dc8ccdbf9 [INFO] running `Command { std: "docker" "start" "-a" "fe3ca676bda599f0931ef1e5fdd7cfe7665682afe09bea4f082cf87dc8ccdbf9", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/iterator.rs:262:5 [INFO] [stderr] | [INFO] [stderr] 262 | ((1 << 30) * (1 << (n - 30))) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 262 - ((1 << 30) * (1 << (n - 30))) [INFO] [stderr] 262 + (1 << 30) * (1 << (n - 30)) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/lib.rs:287:5 [INFO] [stderr] | [INFO] [stderr] 287 | / format!( [INFO] [stderr] 288 | | "You can only look up roots for depth 0 blocks, got index {}", [INFO] [stderr] 289 | | i [INFO] [stderr] 290 | | ) [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the assert!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 287 ~ [INFO] [stderr] 288 | "You can only look up roots for depth 0 blocks, got index {}", [INFO] [stderr] 289 | i [INFO] [stderr] 290 ~ [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `flat-tree` (lib) generated 2 warnings [INFO] [stderr] warning: `flat-tree` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.31s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/flat_tree-e5b8b1c92178f555) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test iterator::tests::test_two_pow_64bit ... ok [INFO] [stdout] test tests::test_child_to_parent_to_child ... ok [INFO] [stdout] test tests::test_is_odd ... ok [INFO] [stdout] test iterator::tests::test_two_pow ... ok [INFO] [stdout] test tests::test_is_even ... ok [INFO] [stdout] test tests::test_parent_gt_int32 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/iterator.rs (/opt/rustwide/target/debug/deps/iterator-32a1813fd078c6dc) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test iterator ... ok [INFO] [stdout] test non_leaf_start ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/iterator_regression.rs (/opt/rustwide/target/debug/deps/iterator_regression-f23301edbfe5b434) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test parent_and_odd_offset ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests flat-tree [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/workdir/src/iterator.rs:262:5 [INFO] [stderr] | [INFO] [stderr] 262 | ((1 << 30) * (1 << (n - 30))) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 262 - ((1 << 30) * (1 << (n - 30))) [INFO] [stderr] 262 + (1 << 30) * (1 << (n - 30)) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 26 tests [INFO] [stdout] test src/lib.rs - left_child (line 135) ... ok [INFO] [stdout] test src/iterator.rs - iterator::Iterator::parent (line 146) ... ok [INFO] [stdout] test src/iterator.rs - iterator::Iterator::left_span (line 167) ... ok [INFO] [stdout] test src/iterator.rs - iterator::Iterator::prev (line 110) ... ok [INFO] [stdout] test src/iterator.rs - iterator::Iterator::is_left (line 84) ... ok [INFO] [stdout] test src/iterator.rs - iterator::Iterator::is_right (line 97) ... ok [INFO] [stdout] test src/iterator.rs - iterator::Iterator::right_child (line 222) ... ok [INFO] [stdout] test src/lib.rs - depth (line 31) ... ok [INFO] [stdout] test src/lib.rs - full_roots (line 256) ... ok [INFO] [stdout] test src/lib.rs - left_span (line 196) ... ok [INFO] [stdout] test src/lib.rs - count (line 231) ... ok [INFO] [stdout] test src/lib.rs - sibling (line 83) ... ok [INFO] [stdout] test src/lib.rs - index (line 12) ... ok [INFO] [stdout] test src/lib.rs - spans (line 216) ... ok [INFO] [stdout] test src/lib.rs - right_child (line 155) ... ok [INFO] [stdout] test src/iterator.rs - iterator::Iterator::sibling (line 129) ... ok [INFO] [stdout] test src/iterator.rs - iterator::Iterator::seek (line 62) ... ok [INFO] [stdout] test src/lib.rs - offset (line 47) ... ok [INFO] [stdout] test src/lib.rs - right_span (line 176) ... ok [INFO] [stdout] test src/lib.rs - parent (line 67) ... ok [INFO] [stdout] test src/lib.rs - children (line 113) ... ok [INFO] [stdout] test src/iterator.rs - iterator::Iterator::left_child (line 203) ... ok [INFO] [stdout] test src/lib.rs - uncle (line 98) ... ok [INFO] [stdout] test src/iterator.rs - iterator::Iterator::right_span (line 185) ... ok [INFO] [stdout] test src/iterator.rs - iterator::Iterator::new (line 25) ... ok [INFO] [stdout] test src/iterator.rs - iterator (line 2) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fe3ca676bda599f0931ef1e5fdd7cfe7665682afe09bea4f082cf87dc8ccdbf9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe3ca676bda599f0931ef1e5fdd7cfe7665682afe09bea4f082cf87dc8ccdbf9", kill_on_drop: false }` [INFO] [stdout] fe3ca676bda599f0931ef1e5fdd7cfe7665682afe09bea4f082cf87dc8ccdbf9