[INFO] fetching crate picontrol 0.2.1...
[INFO] testing picontrol-0.2.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate picontrol 0.2.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate picontrol 0.2.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate picontrol 0.2.1
[INFO] finished tweaking crates.io crate picontrol 0.2.1
[INFO] tweaked toml for crates.io crate picontrol 0.2.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate picontrol 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2aba94f81a9d277f7f76113faba179f32660f9d027ebbc2e595d6503e11adeb5
[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" "2aba94f81a9d277f7f76113faba179f32660f9d027ebbc2e595d6503e11adeb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aba94f81a9d277f7f76113faba179f32660f9d027ebbc2e595d6503e11adeb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aba94f81a9d277f7f76113faba179f32660f9d027ebbc2e595d6503e11adeb5", kill_on_drop: false }`
[INFO] [stdout] 2aba94f81a9d277f7f76113faba179f32660f9d027ebbc2e595d6503e11adeb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01c507361b80295371aa9f45d941373bda35401d85e908978471932c7cae8478
[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" "01c507361b80295371aa9f45d941373bda35401d85e908978471932c7cae8478", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling picontrol v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:178:75
[INFO] [stdout]     |
[INFO] [stdout] 178 |     pub fn read(&mut self, offset: u64, length: usize) -> std::io::Result<(Vec<u8>)> {
[INFO] [stdout]     |                                                                           ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:191:77
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn write(&mut self, offset: u64, data: &Vec<u8>) -> std::io::Result<(bool)> {
[INFO] [stdout]     |                                                                             ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:266:57
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn dump(&mut self, fp: &str) -> std::io::Result<(bool)> {
[INFO] [stdout]     |                                                         ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.31s
[INFO] running `Command { std: "docker" "inspect" "01c507361b80295371aa9f45d941373bda35401d85e908978471932c7cae8478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01c507361b80295371aa9f45d941373bda35401d85e908978471932c7cae8478", kill_on_drop: false }`
[INFO] [stdout] 01c507361b80295371aa9f45d941373bda35401d85e908978471932c7cae8478
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e48d41480c83c8c6bcd285539c21bce07d99b2e9420f79b4cd7a04365e0b94ff
[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" "e48d41480c83c8c6bcd285539c21bce07d99b2e9420f79b4cd7a04365e0b94ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling picontrol v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:178:75
[INFO] [stdout]     |
[INFO] [stdout] 178 |     pub fn read(&mut self, offset: u64, length: usize) -> std::io::Result<(Vec<u8>)> {
[INFO] [stdout]     |                                                                           ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:191:77
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn write(&mut self, offset: u64, data: &Vec<u8>) -> std::io::Result<(bool)> {
[INFO] [stdout]     |                                                                             ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:266:57
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn dump(&mut self, fp: &str) -> std::io::Result<(bool)> {
[INFO] [stdout]     |                                                         ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:178:75
[INFO] [stdout]     |
[INFO] [stdout] 178 |     pub fn read(&mut self, offset: u64, length: usize) -> std::io::Result<(Vec<u8>)> {
[INFO] [stdout]     |                                                                           ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:191:77
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn write(&mut self, offset: u64, data: &Vec<u8>) -> std::io::Result<(bool)> {
[INFO] [stdout]     |                                                                             ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:266:57
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn dump(&mut self, fp: &str) -> std::io::Result<(bool)> {
[INFO] [stdout]     |                                                         ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.51s
[INFO] running `Command { std: "docker" "inspect" "e48d41480c83c8c6bcd285539c21bce07d99b2e9420f79b4cd7a04365e0b94ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e48d41480c83c8c6bcd285539c21bce07d99b2e9420f79b4cd7a04365e0b94ff", kill_on_drop: false }`
[INFO] [stdout] e48d41480c83c8c6bcd285539c21bce07d99b2e9420f79b4cd7a04365e0b94ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] d1de1f7b4464f5a3593f738ba0bc3d000ab8f2a5ef15975bc67264278230c200
[INFO] running `Command { std: "docker" "start" "-a" "d1de1f7b4464f5a3593f738ba0bc3d000ab8f2a5ef15975bc67264278230c200", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:178:75
[INFO] [stderr]     |
[INFO] [stderr] 178 |     pub fn read(&mut self, offset: u64, length: usize) -> std::io::Result<(Vec<u8>)> {
[INFO] [stderr]     |                                                                           ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:191:77
[INFO] [stderr]     |
[INFO] [stderr] 191 |     pub fn write(&mut self, offset: u64, data: &Vec<u8>) -> std::io::Result<(bool)> {
[INFO] [stderr]     |                                                                             ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:266:57
[INFO] [stderr]     |
[INFO] [stderr] 266 |     pub fn dump(&mut self, fp: &str) -> std::io::Result<(bool)> {
[INFO] [stderr]     |                                                         ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:178:75
[INFO] [stderr]     |
[INFO] [stderr] 178 |     pub fn read(&mut self, offset: u64, length: usize) -> std::io::Result<(Vec<u8>)> {
[INFO] [stderr]     |                                                                           ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:191:77
[INFO] [stderr]     |
[INFO] [stderr] 191 |     pub fn write(&mut self, offset: u64, data: &Vec<u8>) -> std::io::Result<(bool)> {
[INFO] [stderr]     |                                                                             ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:266:57
[INFO] [stderr]     |
[INFO] [stderr] 266 |     pub fn dump(&mut self, fp: &str) -> std::io::Result<(bool)> {
[INFO] [stderr]     |                                                         ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/picontrol-e19b28e33dce0bee
[INFO] [stdout] running 7 tests
[INFO] [stdout] test picontrol::bindgen_test_layout_SConfigDataStr ... ok
[INFO] [stdout] test picontrol::bindgen_test_layout_SDIOResetCounterStr ... ok
[INFO] [stdout] test picontrol::bindgen_test_layout_SEntryInfoStr ... ok
[INFO] [stdout] test picontrol::bindgen_test_layout_SPIValueStr ... ok
[INFO] [stdout] test picontrol::bindgen_test_layout_SPIVariableStr ... ok
[INFO] [stdout] test tests::picontrol_constants ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pitestrs-b0074ef10b23df08
[INFO] [stdout] test picontrol::bindgen_test_layout_SDeviceInfoStr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests picontrol
[INFO] [stderr] error[E0659]: `picontrol` is ambiguous (name vs any other name during import resolution)
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub use picontrol::*;
[INFO] [stderr]    |         ^^^^^^^^^ ambiguous name
[INFO] [stderr]    |
[INFO] [stderr]    = note: `picontrol` could refer to a crate passed with `--extern`
[INFO] [stderr]    = help: use `::picontrol` to refer to this crate unambiguously
[INFO] [stderr] note: `picontrol` could also refer to the module defined here
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | mod picontrol;
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr]    = help: use `crate::picontrol` to refer to this module unambiguously
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:178:75
[INFO] [stderr]     |
[INFO] [stderr] 178 |     pub fn read(&mut self, offset: u64, length: usize) -> std::io::Result<(Vec<u8>)> {
[INFO] [stderr]     |                                                                           ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:191:77
[INFO] [stderr]     |
[INFO] [stderr] 191 |     pub fn write(&mut self, offset: u64, data: &Vec<u8>) -> std::io::Result<(bool)> {
[INFO] [stderr]     |                                                                             ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:266:57
[INFO] [stderr]     |
[INFO] [stderr] 266 |     pub fn dump(&mut self, fp: &str) -> std::io::Result<(bool)> {
[INFO] [stderr]     |                                                         ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0659`.
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "d1de1f7b4464f5a3593f738ba0bc3d000ab8f2a5ef15975bc67264278230c200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1de1f7b4464f5a3593f738ba0bc3d000ab8f2a5ef15975bc67264278230c200", kill_on_drop: false }`
[INFO] [stdout] d1de1f7b4464f5a3593f738ba0bc3d000ab8f2a5ef15975bc67264278230c200