[INFO] fetching crate fstr 0.2.16-beta.1...
[INFO] testing fstr-0.2.16-beta.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate fstr 0.2.16-beta.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate fstr 0.2.16-beta.1
[INFO] finished tweaking crates.io crate fstr 0.2.16-beta.1
[INFO] tweaked toml for crates.io crate fstr 0.2.16-beta.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fstr 0.2.16-beta.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] crate crates.io crate fstr 0.2.16-beta.1 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a5bcc1aa7408995d21e31c2d50d1cd160e5262d55a098c752fd41db3b7c698c7
[INFO] running `Command { std: "docker" "start" "-a" "a5bcc1aa7408995d21e31c2d50d1cd160e5262d55a098c752fd41db3b7c698c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5bcc1aa7408995d21e31c2d50d1cd160e5262d55a098c752fd41db3b7c698c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5bcc1aa7408995d21e31c2d50d1cd160e5262d55a098c752fd41db3b7c698c7", kill_on_drop: false }`
[INFO] [stdout] a5bcc1aa7408995d21e31c2d50d1cd160e5262d55a098c752fd41db3b7c698c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ccfc5ba817e5b5ca6106819899427175d6216c2bd040d9f6eacd339b95fdfef9
[INFO] running `Command { std: "docker" "start" "-a" "ccfc5ba817e5b5ca6106819899427175d6216c2bd040d9f6eacd339b95fdfef9", kill_on_drop: false }`
[INFO] [stderr]    Compiling fstr v0.2.16-beta.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "ccfc5ba817e5b5ca6106819899427175d6216c2bd040d9f6eacd339b95fdfef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccfc5ba817e5b5ca6106819899427175d6216c2bd040d9f6eacd339b95fdfef9", kill_on_drop: false }`
[INFO] [stdout] ccfc5ba817e5b5ca6106819899427175d6216c2bd040d9f6eacd339b95fdfef9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 258b7cdd35de5acad793bcdc09ec4a3a825b3274756f79bf613ce146ecb95f1e
[INFO] running `Command { std: "docker" "start" "-a" "258b7cdd35de5acad793bcdc09ec4a3a825b3274756f79bf613ce146ecb95f1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_test v1.0.177
[INFO] [stderr]    Compiling fstr v0.2.16-beta.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "258b7cdd35de5acad793bcdc09ec4a3a825b3274756f79bf613ce146ecb95f1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "258b7cdd35de5acad793bcdc09ec4a3a825b3274756f79bf613ce146ecb95f1e", kill_on_drop: false }`
[INFO] [stdout] 258b7cdd35de5acad793bcdc09ec4a3a825b3274756f79bf613ce146ecb95f1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 77e72ab2205f54728648813787612249c666137ab4b2041beb6e0282f4b91c97
[INFO] running `Command { std: "docker" "start" "-a" "77e72ab2205f54728648813787612249c666137ab4b2041beb6e0282f4b91c97", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fstr-da6e75f401e90625)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::eq ... ok
[INFO] [stdout] test tests::display_fmt ... ok
[INFO] [stdout] test tests::from_fmt ... ok
[INFO] [stdout] test tests::from_str ... ok
[INFO] [stdout] test tests::from_str_lossy_edge ... ok
[INFO] [stdout] test tests::try_from_array ... ok
[INFO] [stdout] test tests::hash_borrow ... ok
[INFO] [stdout] test tests::try_from_slice ... ok
[INFO] [stdout] test tests::write_str ... ok
[INFO] [stdout] test tests::writer_at_index_beyond_end - should panic ... ok
[INFO] [stdout] test tests::writer_at_index_middle_of_a_char - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fstr
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - Cursor (line 609) ... ok
[INFO] [stdout] test src/lib.rs - FStr<N>::from_inner (line 135) ... ok
[INFO] [stdout] test src/lib.rs - FStr<N>::slice_to_terminator (line 297) ... ok
[INFO] [stdout] test src/lib.rs - FStr<N>::writer_at (line 335) ... ok
[INFO] [stdout] test src/lib.rs - FStr<N>::from_str_unwrap (line 162) ... ok
[INFO] [stdout] test src/lib.rs - FStr<N>::default (line 469) ... ok
[INFO] [stdout] test src/lib.rs - FStr<N>::from_str_lossy (line 213) ... ok
[INFO] [stdout] test src/lib.rs - FStr<N>::from_ascii_filler (line 269) ... ok
[INFO] [stdout] test src/lib.rs - (line 58) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - FStr<N>::from_fmt (line 384) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 44) - compile fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.71s; merged doctests compilation took 0.60s
[INFO] running `Command { std: "docker" "inspect" "77e72ab2205f54728648813787612249c666137ab4b2041beb6e0282f4b91c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77e72ab2205f54728648813787612249c666137ab4b2041beb6e0282f4b91c97", kill_on_drop: false }`
[INFO] [stdout] 77e72ab2205f54728648813787612249c666137ab4b2041beb6e0282f4b91c97