[INFO] fetching crate math-text-transform 0.1.1...
[INFO] testing math-text-transform-0.1.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate math-text-transform 0.1.1 into /workspace/builds/worker-65/source
[INFO] validating manifest of crates.io crate math-text-transform 0.1.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate math-text-transform 0.1.1
[INFO] finished tweaking crates.io crate math-text-transform 0.1.1
[INFO] tweaked toml for crates.io crate math-text-transform 0.1.1 written to /workspace/builds/worker-65/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] faee8ebd25e0b6b5f13984ffb6a50cd18061bd023bdb125541d1fd035f9f46a6
[INFO] running `Command { std: "docker" "start" "-a" "faee8ebd25e0b6b5f13984ffb6a50cd18061bd023bdb125541d1fd035f9f46a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faee8ebd25e0b6b5f13984ffb6a50cd18061bd023bdb125541d1fd035f9f46a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faee8ebd25e0b6b5f13984ffb6a50cd18061bd023bdb125541d1fd035f9f46a6", kill_on_drop: false }`
[INFO] [stdout] faee8ebd25e0b6b5f13984ffb6a50cd18061bd023bdb125541d1fd035f9f46a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ff5947c0ef6c7206efac9fe436a503483bb3ce8246739065b4f7058db37018d
[INFO] running `Command { std: "docker" "start" "-a" "5ff5947c0ef6c7206efac9fe436a503483bb3ce8246739065b4f7058db37018d", kill_on_drop: false }`
[INFO] [stderr]    Compiling math-text-transform v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:73:24
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let transform: Box<Fn(&str) -> String> = match variant {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "5ff5947c0ef6c7206efac9fe436a503483bb3ce8246739065b4f7058db37018d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ff5947c0ef6c7206efac9fe436a503483bb3ce8246739065b4f7058db37018d", kill_on_drop: false }`
[INFO] [stdout] 5ff5947c0ef6c7206efac9fe436a503483bb3ce8246739065b4f7058db37018d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a043112cb03469341bb55a72524e44a77fce80b08d576a9fe7a84c8033f02d3
[INFO] running `Command { std: "docker" "start" "-a" "3a043112cb03469341bb55a72524e44a77fce80b08d576a9fe7a84c8033f02d3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling math-text-transform v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:73:24
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let transform: Box<Fn(&str) -> String> = match variant {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "3a043112cb03469341bb55a72524e44a77fce80b08d576a9fe7a84c8033f02d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a043112cb03469341bb55a72524e44a77fce80b08d576a9fe7a84c8033f02d3", kill_on_drop: false }`
[INFO] [stdout] 3a043112cb03469341bb55a72524e44a77fce80b08d576a9fe7a84c8033f02d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b59f092bbf2f5b397dde3619214d47943fd995bd885e3e1e7fbcea90f2b0112d
[INFO] running `Command { std: "docker" "start" "-a" "b59f092bbf2f5b397dde3619214d47943fd995bd885e3e1e7fbcea90f2b0112d", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:73:24
[INFO] [stderr]    |
[INFO] [stderr] 73 |     let transform: Box<Fn(&str) -> String> = match variant {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `math-text-transform` (bin "math-text-transform" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/math_text_transform-755ce318b9fba4b7)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::to_math_bold ... ok
[INFO] [stdout] test tests::to_math_bold_fraktur ... ok
[INFO] [stdout] test tests::to_math_bold_italic ... ok
[INFO] [stdout] test tests::to_math_bold_script ... ok
[INFO] [stdout] test tests::to_math_double_struck ... ok
[INFO] [stdout] test tests::to_math_fraktur ... ok
[INFO] [stdout] test tests::to_math_italic ... ok
[INFO] [stdout] test tests::to_math_sans_serif_italic ... ok
[INFO] [stdout] test tests::to_math_monospace ... ok
[INFO] [stdout] test tests::to_math_sans_serif_bold ... ok
[INFO] [stdout] test tests::to_math_sans_serif_bold_italic ... ok
[INFO] [stdout] test tests::to_math_sans_serif ... ok
[INFO] [stdout] test tests::to_math_script ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/math_text_transform-3cd06b1db6a55faf)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests math-text-transform
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - MathTextTransform (line 56) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b59f092bbf2f5b397dde3619214d47943fd995bd885e3e1e7fbcea90f2b0112d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b59f092bbf2f5b397dde3619214d47943fd995bd885e3e1e7fbcea90f2b0112d", kill_on_drop: false }`
[INFO] [stdout] b59f092bbf2f5b397dde3619214d47943fd995bd885e3e1e7fbcea90f2b0112d