[INFO] fetching crate qs-rs 0.1.1...
[INFO] testing qs-rs-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate qs-rs 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate qs-rs 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qs-rs 0.1.1
[INFO] finished tweaking crates.io crate qs-rs 0.1.1
[INFO] tweaked toml for crates.io crate qs-rs 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b2a02633390f961350516f69c3dc526251bc73978105af52c4848a2816015bd
[INFO] running `Command { std: "docker" "start" "-a" "6b2a02633390f961350516f69c3dc526251bc73978105af52c4848a2816015bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b2a02633390f961350516f69c3dc526251bc73978105af52c4848a2816015bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b2a02633390f961350516f69c3dc526251bc73978105af52c4848a2816015bd", kill_on_drop: false }`
[INFO] [stdout] 6b2a02633390f961350516f69c3dc526251bc73978105af52c4848a2816015bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56e956d4f9a36ebec86b98972df81913e7f49b5295dac10a5f546899d994886d
[INFO] running `Command { std: "docker" "start" "-a" "56e956d4f9a36ebec86b98972df81913e7f49b5295dac10a5f546899d994886d", kill_on_drop: false }`
[INFO] [stderr]    Compiling qs-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "56e956d4f9a36ebec86b98972df81913e7f49b5295dac10a5f546899d994886d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56e956d4f9a36ebec86b98972df81913e7f49b5295dac10a5f546899d994886d", kill_on_drop: false }`
[INFO] [stdout] 56e956d4f9a36ebec86b98972df81913e7f49b5295dac10a5f546899d994886d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14deff9131e06b9bc24c4aac09bd32f6a62861dbf9d99aa90e83b587ddea03fb
[INFO] running `Command { std: "docker" "start" "-a" "14deff9131e06b9bc24c4aac09bd32f6a62861dbf9d99aa90e83b587ddea03fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling qs-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "14deff9131e06b9bc24c4aac09bd32f6a62861dbf9d99aa90e83b587ddea03fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14deff9131e06b9bc24c4aac09bd32f6a62861dbf9d99aa90e83b587ddea03fb", kill_on_drop: false }`
[INFO] [stdout] 14deff9131e06b9bc24c4aac09bd32f6a62861dbf9d99aa90e83b587ddea03fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 007731181cc558c6f0f770c1d116a4a2df470cec7bae1591c8624fd45568d25c
[INFO] running `Command { std: "docker" "start" "-a" "007731181cc558c6f0f770c1d116a4a2df470cec7bae1591c8624fd45568d25c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/qs_rs-fdd01b5fd8cffbc2)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_stringify_tuple ... ok
[INFO] [stdout] test tests::test_stringify_common ... ok
[INFO] [stdout] test tests::test_stringify_map ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests qs-rs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 2) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 2) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `BTreeMap`
[INFO] [stdout]   --> src/lib.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | let mut m = BTreeMap::new();
[INFO] [stdout]    |             ^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  | use std::collections::BTreeMap;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 2)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "007731181cc558c6f0f770c1d116a4a2df470cec7bae1591c8624fd45568d25c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "007731181cc558c6f0f770c1d116a4a2df470cec7bae1591c8624fd45568d25c", kill_on_drop: false }`
[INFO] [stdout] 007731181cc558c6f0f770c1d116a4a2df470cec7bae1591c8624fd45568d25c