[INFO] fetching crate ufmt 0.2.0...
[INFO] testing ufmt-0.2.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate ufmt 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ufmt 0.2.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ufmt 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ufmt 0.2.0
[INFO] tweaked toml for crates.io crate ufmt 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ufmt-macros v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2acc5d4076619ea0891d66a453a50b05f814851e60658886fb71f1f0367d62d4
[INFO] running `Command { std: "docker" "start" "-a" "2acc5d4076619ea0891d66a453a50b05f814851e60658886fb71f1f0367d62d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2acc5d4076619ea0891d66a453a50b05f814851e60658886fb71f1f0367d62d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2acc5d4076619ea0891d66a453a50b05f814851e60658886fb71f1f0367d62d4", kill_on_drop: false }`
[INFO] [stdout] 2acc5d4076619ea0891d66a453a50b05f814851e60658886fb71f1f0367d62d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99b693767d5245dfc1df2171af78c2a17953ed8e3425d4a1b50cdb2c70a50740
[INFO] running `Command { std: "docker" "start" "-a" "99b693767d5245dfc1df2171af78c2a17953ed8e3425d4a1b50cdb2c70a50740", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ufmt-write v0.1.0
[INFO] [stderr]    Compiling ufmt-macros v0.3.0
[INFO] [stderr]    Compiling ufmt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "99b693767d5245dfc1df2171af78c2a17953ed8e3425d4a1b50cdb2c70a50740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99b693767d5245dfc1df2171af78c2a17953ed8e3425d4a1b50cdb2c70a50740", kill_on_drop: false }`
[INFO] [stdout] 99b693767d5245dfc1df2171af78c2a17953ed8e3425d4a1b50cdb2c70a50740
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd3e449b810c59b1fb4356b1b10900d6058973d10a5ddf0a1b31c21623fca835
[INFO] running `Command { std: "docker" "start" "-a" "bd3e449b810c59b1fb4356b1b10900d6058973d10a5ddf0a1b31c21623fca835", kill_on_drop: false }`
[INFO] [stderr]    Compiling ufmt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: the method `do_as_formatter` exists for struct `String`, but its trait bounds were not satisfied
[INFO] [stdout]   --> tests/gh36.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     uwrite!(s, "{:?}", pair).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^ method cannot be called on `String` due to unsatisfied trait bounds
[INFO] [stdout]   --> /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/string.rs:365:1
[INFO] [stdout]    |
[INFO] [stdout]    = note: doesn't satisfy `String: UnstableDoAsFormatter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: doesn't satisfy `String: uWrite`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `String: uWrite`
[INFO] [stdout]            which is required by `String: UnstableDoAsFormatter`
[INFO] [stdout]            `str: uWrite`
[INFO] [stdout]            which is required by `str: UnstableDoAsFormatter`
[INFO] [stdout]    = note: this error originates in the macro `uwrite` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `do_as_formatter` exists for struct `String`, but its trait bounds were not satisfied
[INFO] [stdout]   --> tests/gh36.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     uwriteln!(s, "{:?}", pair).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ method cannot be called on `String` due to unsatisfied trait bounds
[INFO] [stdout]   --> /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/string.rs:365:1
[INFO] [stdout]    |
[INFO] [stdout]    = note: doesn't satisfy `String: UnstableDoAsFormatter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: doesn't satisfy `String: uWrite`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `String: uWrite`
[INFO] [stdout]            which is required by `String: UnstableDoAsFormatter`
[INFO] [stdout]            `str: uWrite`
[INFO] [stdout]            which is required by `str: UnstableDoAsFormatter`
[INFO] [stdout]    = note: this error originates in the macro `uwriteln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ufmt` (test "gh36") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bd3e449b810c59b1fb4356b1b10900d6058973d10a5ddf0a1b31c21623fca835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd3e449b810c59b1fb4356b1b10900d6058973d10a5ddf0a1b31c21623fca835", kill_on_drop: false }`
[INFO] [stdout] bd3e449b810c59b1fb4356b1b10900d6058973d10a5ddf0a1b31c21623fca835
[INFO] testing ufmt-0.2.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate ufmt 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate ufmt 0.2.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ufmt 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ufmt 0.2.0
[INFO] tweaked toml for crates.io crate ufmt 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0f75dd204013eb00b02fdabb1f70c10706b9c56ccc1ed75fc989a5f88d324bb
[INFO] running `Command { std: "docker" "start" "-a" "b0f75dd204013eb00b02fdabb1f70c10706b9c56ccc1ed75fc989a5f88d324bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0f75dd204013eb00b02fdabb1f70c10706b9c56ccc1ed75fc989a5f88d324bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0f75dd204013eb00b02fdabb1f70c10706b9c56ccc1ed75fc989a5f88d324bb", kill_on_drop: false }`
[INFO] [stdout] b0f75dd204013eb00b02fdabb1f70c10706b9c56ccc1ed75fc989a5f88d324bb
[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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2847dc4a51226ace09a90eb09df05623b16eae6baa94015cfd5d34155450ba15
[INFO] running `Command { std: "docker" "start" "-a" "2847dc4a51226ace09a90eb09df05623b16eae6baa94015cfd5d34155450ba15", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ufmt-write v0.1.0
[INFO] [stderr]    Compiling ufmt-macros v0.3.0
[INFO] [stderr]    Compiling ufmt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `Command { std: "docker" "inspect" "2847dc4a51226ace09a90eb09df05623b16eae6baa94015cfd5d34155450ba15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2847dc4a51226ace09a90eb09df05623b16eae6baa94015cfd5d34155450ba15", kill_on_drop: false }`
[INFO] [stdout] 2847dc4a51226ace09a90eb09df05623b16eae6baa94015cfd5d34155450ba15
[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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bd476781427e027cca200ab0aa1f96b12383ddb1893addbad2385daa6804a0e
[INFO] running `Command { std: "docker" "start" "-a" "7bd476781427e027cca200ab0aa1f96b12383ddb1893addbad2385daa6804a0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ufmt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: the method `do_as_formatter` exists for struct `String`, but its trait bounds were not satisfied
[INFO] [stdout]   --> tests/gh36.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     uwrite!(s, "{:?}", pair).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^ method cannot be called on `String` due to unsatisfied trait bounds
[INFO] [stdout]   --> /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/string.rs:365:1
[INFO] [stdout]    |
[INFO] [stdout]    = note: doesn't satisfy `String: UnstableDoAsFormatter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: doesn't satisfy `String: uWrite`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `String: uWrite`
[INFO] [stdout]            which is required by `String: UnstableDoAsFormatter`
[INFO] [stdout]            `str: uWrite`
[INFO] [stdout]            which is required by `str: UnstableDoAsFormatter`
[INFO] [stdout]    = note: this error originates in the macro `uwrite` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `do_as_formatter` exists for struct `String`, but its trait bounds were not satisfied
[INFO] [stdout]   --> tests/gh36.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     uwriteln!(s, "{:?}", pair).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ method cannot be called on `String` due to unsatisfied trait bounds
[INFO] [stdout]   --> /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/string.rs:365:1
[INFO] [stdout]    |
[INFO] [stdout]    = note: doesn't satisfy `String: UnstableDoAsFormatter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: doesn't satisfy `String: uWrite`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `String: uWrite`
[INFO] [stdout]            which is required by `String: UnstableDoAsFormatter`
[INFO] [stdout]            `str: uWrite`
[INFO] [stdout]            which is required by `str: UnstableDoAsFormatter`
[INFO] [stdout]    = note: this error originates in the macro `uwriteln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ufmt` (test "gh36") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7bd476781427e027cca200ab0aa1f96b12383ddb1893addbad2385daa6804a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bd476781427e027cca200ab0aa1f96b12383ddb1893addbad2385daa6804a0e", kill_on_drop: false }`
[INFO] [stdout] 7bd476781427e027cca200ab0aa1f96b12383ddb1893addbad2385daa6804a0e
