[INFO] fetching crate bl_save 0.2.0... [INFO] testing bl_save-0.2.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate bl_save 0.2.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate bl_save 0.2.0 [INFO] finished tweaking crates.io crate bl_save 0.2.0 [INFO] tweaked toml for crates.io crate bl_save 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate bl_save 0.2.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4c09261b346e9eae8086396071d514f5c4b5455696926301ac26435c51457610 [INFO] running `Command { std: "docker" "start" "-a" "4c09261b346e9eae8086396071d514f5c4b5455696926301ac26435c51457610", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c09261b346e9eae8086396071d514f5c4b5455696926301ac26435c51457610", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c09261b346e9eae8086396071d514f5c4b5455696926301ac26435c51457610", kill_on_drop: false }` [INFO] [stdout] 4c09261b346e9eae8086396071d514f5c4b5455696926301ac26435c51457610 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d811f16e120bce2fac3914e9158ca7703283a41cc044a973a31f1ed84bf152eb [INFO] running `Command { std: "docker" "start" "-a" "d811f16e120bce2fac3914e9158ca7703283a41cc044a973a31f1ed84bf152eb", kill_on_drop: false }` [INFO] [stderr] Compiling bl_save v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "d811f16e120bce2fac3914e9158ca7703283a41cc044a973a31f1ed84bf152eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d811f16e120bce2fac3914e9158ca7703283a41cc044a973a31f1ed84bf152eb", kill_on_drop: false }` [INFO] [stdout] d811f16e120bce2fac3914e9158ca7703283a41cc044a973a31f1ed84bf152eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 57ce3944cbc86aee0705ad96a584039baf48232f222cf59c6a363750ca2a792e [INFO] running `Command { std: "docker" "start" "-a" "57ce3944cbc86aee0705ad96a584039baf48232f222cf59c6a363750ca2a792e", kill_on_drop: false }` [INFO] [stderr] Compiling bl_save v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s [INFO] running `Command { std: "docker" "inspect" "57ce3944cbc86aee0705ad96a584039baf48232f222cf59c6a363750ca2a792e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57ce3944cbc86aee0705ad96a584039baf48232f222cf59c6a363750ca2a792e", kill_on_drop: false }` [INFO] [stdout] 57ce3944cbc86aee0705ad96a584039baf48232f222cf59c6a363750ca2a792e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8c75ab3127222e07e136c2cde1ca39e1ee72fae07456187a2c2dd9971b73d7bf [INFO] running `Command { std: "docker" "start" "-a" "8c75ab3127222e07e136c2cde1ca39e1ee72fae07456187a2c2dd9971b73d7bf", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bl_save-b3c2894e084ef655) [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] [stderr] Running unittests src/bin/print.rs (/opt/rustwide/target/debug/deps/print-0a02b7ab213e3fad) [INFO] [stdout] [INFO] [stderr] Doc-tests bl_save [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] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/read.rs - read::Reader::new (line 28) ... FAILED [INFO] [stdout] test src/lib.rs - (line 8) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/read.rs - read::Reader::new (line 28) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `BufReader` [INFO] [stdout] --> src/read.rs:30:12 [INFO] [stdout] | [INFO] [stdout] 30 | let file = BufReader::new(File::open("House.bls")?); [INFO] [stdout] | ^^^^^^^^^ use of undeclared type `BufReader` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 27 + use std::io::BufReader; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File` [INFO] [stdout] --> src/read.rs:30:27 [INFO] [stdout] | [INFO] [stdout] 30 | let file = BufReader::new(File::open("House.bls")?); [INFO] [stdout] | ^^^^ use of undeclared type `File` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 27 + use std::fs::File; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 8) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `BufReader` [INFO] [stdout] --> src/lib.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | let file = BufReader::new(File::open("House.bls")?); [INFO] [stdout] | ^^^^^^^^^ use of undeclared type `BufReader` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 7 + use std::io::BufReader; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File` [INFO] [stdout] --> src/lib.rs:10:27 [INFO] [stdout] | [INFO] [stdout] 10 | let file = BufReader::new(File::open("House.bls")?); [INFO] [stdout] | ^^^^ use of undeclared type `File` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 7 + use std::fs::File; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/lib.rs:21:22 [INFO] [stdout] | [INFO] [stdout] 9 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_8_0() { [INFO] [stdout] | --------------------------------- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] ... [INFO] [stdout] 21 | let brick = brick?; [INFO] [stdout] | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 8) [INFO] [stdout] src/read.rs - read::Reader::new (line 28) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "8c75ab3127222e07e136c2cde1ca39e1ee72fae07456187a2c2dd9971b73d7bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c75ab3127222e07e136c2cde1ca39e1ee72fae07456187a2c2dd9971b73d7bf", kill_on_drop: false }` [INFO] [stdout] 8c75ab3127222e07e136c2cde1ca39e1ee72fae07456187a2c2dd9971b73d7bf