[INFO] fetching crate astr 0.3.1...
[INFO] testing astr-0.3.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate astr 0.3.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate astr 0.3.1
[INFO] finished tweaking crates.io crate astr 0.3.1
[INFO] tweaked toml for crates.io crate astr 0.3.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate astr 0.3.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbf539d0c6ee14e3480aa15e8f70aa3f64dd5b8221ef9ef96d565b310a835a29
[INFO] running `Command { std: "docker" "start" "-a" "fbf539d0c6ee14e3480aa15e8f70aa3f64dd5b8221ef9ef96d565b310a835a29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbf539d0c6ee14e3480aa15e8f70aa3f64dd5b8221ef9ef96d565b310a835a29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbf539d0c6ee14e3480aa15e8f70aa3f64dd5b8221ef9ef96d565b310a835a29", kill_on_drop: false }`
[INFO] [stdout] fbf539d0c6ee14e3480aa15e8f70aa3f64dd5b8221ef9ef96d565b310a835a29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17158f449adb8072c4911d06d0f312814e9ecbe5546823f7fec6bf1c292ca72f
[INFO] running `Command { std: "docker" "start" "-a" "17158f449adb8072c4911d06d0f312814e9ecbe5546823f7fec6bf1c292ca72f", kill_on_drop: false }`
[INFO] [stderr]    Compiling astr v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "17158f449adb8072c4911d06d0f312814e9ecbe5546823f7fec6bf1c292ca72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17158f449adb8072c4911d06d0f312814e9ecbe5546823f7fec6bf1c292ca72f", kill_on_drop: false }`
[INFO] [stdout] 17158f449adb8072c4911d06d0f312814e9ecbe5546823f7fec6bf1c292ca72f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a60ff2166d4cca363416e6bc6b0febe383e205db8840762fe5b94efc58b9234c
[INFO] running `Command { std: "docker" "start" "-a" "a60ff2166d4cca363416e6bc6b0febe383e205db8840762fe5b94efc58b9234c", kill_on_drop: false }`
[INFO] [stderr]    Compiling astr v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `astr`
[INFO] [stdout]    --> src/lib.rs:689:17
[INFO] [stdout]     |
[INFO] [stdout] 689 |     use super::{astr, AStr};
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "a60ff2166d4cca363416e6bc6b0febe383e205db8840762fe5b94efc58b9234c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a60ff2166d4cca363416e6bc6b0febe383e205db8840762fe5b94efc58b9234c", kill_on_drop: false }`
[INFO] [stdout] a60ff2166d4cca363416e6bc6b0febe383e205db8840762fe5b94efc58b9234c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 507ba0a4a4951d340f816ebe650064e222b331c485465f884b4677ce2af261b2
[INFO] running `Command { std: "docker" "start" "-a" "507ba0a4a4951d340f816ebe650064e222b331c485465f884b4677ce2af261b2", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `astr`
[INFO] [stderr]    --> src/lib.rs:689:17
[INFO] [stderr]     |
[INFO] [stderr] 689 |     use super::{astr, AStr};
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `astr` (lib test) generated 1 warning (run `cargo fix --lib -p astr --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/astr-64deeb76c145c23e)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_from_fmt ... ok
[INFO] [stdout] test tests::test_concat ... ok
[INFO] [stdout] test tests::test_from_fmt_err ... ok
[INFO] [stdout] test tests::test_a ... ok
[INFO] [stdout] test tests::test_index ... ok
[INFO] [stdout] test tests::test_from_string ... ok
[INFO] [stdout] test tests::test_const ... ok
[INFO] [stdout] test tests::test_macro_expr ... ok
[INFO] [stdout] test tests::test_to_string ... ok
[INFO] [stdout] test tests::test_format_astr ... ok
[INFO] [stdout] test tests::test_cstr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests astr
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - format_astr (line 83) ... ignored
[INFO] [stdout] test src/lib.rs - astr (line 29) ... FAILED
[INFO] [stdout] test src/lib.rs - astr (line 37) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/lib.rs - AStr (line 101) ... ok
[INFO] [stdout] test src/lib.rs - format_astr (line 79) ... ok
[INFO] [stdout] test src/lib.rs - AStr (line 110) ... ok
[INFO] [stdout] test src/lib.rs - astr (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - astr (line 29) stdout ----
[INFO] [stdout] error: expected expression, found `$`
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | let s = astr!('a'; 5);
[INFO] [stdout]    |         ^^^^^^^^^^^^^ expected expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `astr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - astr (line 37) stdout ----
[INFO] [stdout] error: expected expression, found `$`
[INFO] [stdout]   --> src/lib.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 | let s = astr!('ä'; 10);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ expected expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `astr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - astr (line 29)
[INFO] [stdout]     src/lib.rs - astr (line 37)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 2 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "507ba0a4a4951d340f816ebe650064e222b331c485465f884b4677ce2af261b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "507ba0a4a4951d340f816ebe650064e222b331c485465f884b4677ce2af261b2", kill_on_drop: false }`
[INFO] [stdout] 507ba0a4a4951d340f816ebe650064e222b331c485465f884b4677ce2af261b2