[INFO] fetching crate rs2io 0.3.0... [INFO] testing rs2io-0.3.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate rs2io 0.3.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate rs2io 0.3.0 [INFO] finished tweaking crates.io crate rs2io 0.3.0 [INFO] tweaked toml for crates.io crate rs2io 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rs2io 0.3.0 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] crate crates.io crate rs2io 0.3.0 already has a lockfile, it will not be regenerated [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6798b1247e0810142073e03c2588f197d89d5ba755432d0b9d2e7113ba04794b [INFO] running `Command { std: "docker" "start" "-a" "6798b1247e0810142073e03c2588f197d89d5ba755432d0b9d2e7113ba04794b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6798b1247e0810142073e03c2588f197d89d5ba755432d0b9d2e7113ba04794b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6798b1247e0810142073e03c2588f197d89d5ba755432d0b9d2e7113ba04794b", kill_on_drop: false }` [INFO] [stdout] 6798b1247e0810142073e03c2588f197d89d5ba755432d0b9d2e7113ba04794b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3d6ad61e22429a44ac85085cb640c8595e2b8e738456050410f35afd6ffd2535 [INFO] running `Command { std: "docker" "start" "-a" "3d6ad61e22429a44ac85085cb640c8595e2b8e738456050410f35afd6ffd2535", kill_on_drop: false }` [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling rs2io v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `cmp` [INFO] [stdout] --> src/packet/bytes.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | use std::{cmp, io}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.60s [INFO] running `Command { std: "docker" "inspect" "3d6ad61e22429a44ac85085cb640c8595e2b8e738456050410f35afd6ffd2535", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d6ad61e22429a44ac85085cb640c8595e2b8e738456050410f35afd6ffd2535", kill_on_drop: false }` [INFO] [stdout] 3d6ad61e22429a44ac85085cb640c8595e2b8e738456050410f35afd6ffd2535 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 245d78ff722dfad66328b5636b11c96e68e412626ca4d4a591be9693bb42a89f [INFO] running `Command { std: "docker" "start" "-a" "245d78ff722dfad66328b5636b11c96e68e412626ca4d4a591be9693bb42a89f", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `cmp` [INFO] [stdout] --> src/packet/bytes.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | use std::{cmp, io}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rs2io v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `cmp` [INFO] [stdout] --> src/packet/bytes.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | use std::{cmp, io}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | packet.set_pos(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 77 | let _ = packet.set_pos(0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | buffer.set_pos(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 99 | let _ = buffer.set_pos(0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s [INFO] running `Command { std: "docker" "inspect" "245d78ff722dfad66328b5636b11c96e68e412626ca4d4a591be9693bb42a89f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "245d78ff722dfad66328b5636b11c96e68e412626ca4d4a591be9693bb42a89f", kill_on_drop: false }` [INFO] [stdout] 245d78ff722dfad66328b5636b11c96e68e412626ca4d4a591be9693bb42a89f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c1c014167a61ad1802fe4acf3acfd258f953f51ef01542d53d6fe11222368927 [INFO] running `Command { std: "docker" "start" "-a" "c1c014167a61ad1802fe4acf3acfd258f953f51ef01542d53d6fe11222368927", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `cmp` [INFO] [stderr] --> src/packet/bytes.rs:5:11 [INFO] [stderr] | [INFO] [stderr] 5 | use std::{cmp, io}; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `rs2io` (lib) generated 1 warning (run `cargo fix --lib -p rs2io` to apply 1 suggestion) [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | packet.set_pos(0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 77 | let _ = packet.set_pos(0); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:99:9 [INFO] [stderr] | [INFO] [stderr] 99 | buffer.set_pos(0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 99 | let _ = buffer.set_pos(0); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `rs2io` (lib test) generated 3 warnings (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/rs2io-6a3446fc5ec50132) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test::test_read_string ... ok [INFO] [stdout] test test::test_read_smart_int ... ok [INFO] [stdout] test test::test_alt1_read ... ok [INFO] [stdout] test test::test_bit_write_read ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests rs2io [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" "c1c014167a61ad1802fe4acf3acfd258f953f51ef01542d53d6fe11222368927", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1c014167a61ad1802fe4acf3acfd258f953f51ef01542d53d6fe11222368927", kill_on_drop: false }` [INFO] [stdout] c1c014167a61ad1802fe4acf3acfd258f953f51ef01542d53d6fe11222368927