[INFO] cloning repository https://github.com/ImageOptim/gifski
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ImageOptim/gifski" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImageOptim%2Fgifski", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImageOptim%2Fgifski'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 700d79d62f882a3b3ed9facea523afe2efb4aa56
[INFO] checking ImageOptim/gifski against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImageOptim%2Fgifski" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ImageOptim/gifski
[INFO] finished tweaking git repo https://github.com/ImageOptim/gifski
[INFO] tweaked toml for git repo https://github.com/ImageOptim/gifski written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ImageOptim/gifski on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ImageOptim/gifski 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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to select a version for `syn`.
[INFO] [stderr]     ... required by package `wasm-bindgen-macro-support v0.2.108`
[INFO] [stderr]     ... which satisfies dependency `wasm-bindgen-macro-support = "=0.2.108"` (locked to 0.2.108) of package `wasm-bindgen-macro v0.2.108`
[INFO] [stderr]     ... which satisfies dependency `wasm-bindgen-macro = "=0.2.108"` (locked to 0.2.108) of package `wasm-bindgen v0.2.108`
[INFO] [stderr]     ... which satisfies dependency `wasm-bindgen = "^0.2.108"` (locked to 0.2.108) of package `gifski v1.34.0 (/workspace/builds/worker-7-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^2.0` (locked to 2.0.114) are: 2.0.114
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages.
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `syn v2.0.110`
[INFO] [stderr]     ... which satisfies dependency `syn = "^2.0"` (locked to 2.0.110) of package `bindgen v0.72.1`
[INFO] [stderr]     ... which satisfies dependency `bindgen = "^0.72"` (locked to 0.72.1) of package `ffmpeg-sys-next v8.0.1`
[INFO] [stderr]     ... which satisfies dependency `ffmpeg-sys-next = "^8.0.0"` (locked to 8.0.1) of package `ffmpeg-next v8.0.0`
[INFO] [stderr]     ... which satisfies dependency `ffmpeg = "^8"` (locked to 8.0.0) of package `gifski v1.34.0 (/workspace/builds/worker-7-tc2/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `syn` which could resolve this conflict
[INFO] checking ImageOptim/gifski against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImageOptim%2Fgifski" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ImageOptim/gifski
[INFO] finished tweaking git repo https://github.com/ImageOptim/gifski
[INFO] tweaked toml for git repo https://github.com/ImageOptim/gifski written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ImageOptim/gifski on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ImageOptim/gifski 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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to select a version for `syn`.
[INFO] [stderr]     ... required by package `wasm-bindgen-macro-support v0.2.108`
[INFO] [stderr]     ... which satisfies dependency `wasm-bindgen-macro-support = "=0.2.108"` (locked to 0.2.108) of package `wasm-bindgen-macro v0.2.108`
[INFO] [stderr]     ... which satisfies dependency `wasm-bindgen-macro = "=0.2.108"` (locked to 0.2.108) of package `wasm-bindgen v0.2.108`
[INFO] [stderr]     ... which satisfies dependency `wasm-bindgen = "^0.2.108"` (locked to 0.2.108) of package `gifski v1.34.0 (/workspace/builds/worker-7-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^2.0` (locked to 2.0.114) are: 2.0.114
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages.
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `syn v2.0.110`
[INFO] [stderr]     ... which satisfies dependency `syn = "^2.0"` (locked to 2.0.110) of package `bindgen v0.72.1`
[INFO] [stderr]     ... which satisfies dependency `bindgen = "^0.72"` (locked to 0.72.1) of package `ffmpeg-sys-next v8.0.1`
[INFO] [stderr]     ... which satisfies dependency `ffmpeg-sys-next = "^8.0.0"` (locked to 8.0.1) of package `ffmpeg-next v8.0.0`
[INFO] [stderr]     ... which satisfies dependency `ffmpeg = "^8"` (locked to 8.0.0) of package `gifski v1.34.0 (/workspace/builds/worker-7-tc2/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `syn` which could resolve this conflict
[INFO] checking ImageOptim/gifski against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImageOptim%2Fgifski" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ImageOptim/gifski
[INFO] finished tweaking git repo https://github.com/ImageOptim/gifski
[INFO] tweaked toml for git repo https://github.com/ImageOptim/gifski written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ImageOptim/gifski on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ImageOptim/gifski 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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to select a version for `syn`.
[INFO] [stderr]     ... required by package `wasm-bindgen-macro-support v0.2.108`
[INFO] [stderr]     ... which satisfies dependency `wasm-bindgen-macro-support = "=0.2.108"` (locked to 0.2.108) of package `wasm-bindgen-macro v0.2.108`
[INFO] [stderr]     ... which satisfies dependency `wasm-bindgen-macro = "=0.2.108"` (locked to 0.2.108) of package `wasm-bindgen v0.2.108`
[INFO] [stderr]     ... which satisfies dependency `wasm-bindgen = "^0.2.108"` (locked to 0.2.108) of package `gifski v1.34.0 (/workspace/builds/worker-7-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^2.0` (locked to 2.0.114) are: 2.0.114
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages.
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `syn v2.0.110`
[INFO] [stderr]     ... which satisfies dependency `syn = "^2.0"` (locked to 2.0.110) of package `bindgen v0.72.1`
[INFO] [stderr]     ... which satisfies dependency `bindgen = "^0.72"` (locked to 0.72.1) of package `ffmpeg-sys-next v8.0.1`
[INFO] [stderr]     ... which satisfies dependency `ffmpeg-sys-next = "^8.0.0"` (locked to 8.0.1) of package `ffmpeg-next v8.0.0`
[INFO] [stderr]     ... which satisfies dependency `ffmpeg = "^8"` (locked to 8.0.0) of package `gifski v1.34.0 (/workspace/builds/worker-7-tc2/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `syn` which could resolve this conflict
[INFO] checking ImageOptim/gifski against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImageOptim%2Fgifski" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ImageOptim/gifski
[INFO] finished tweaking git repo https://github.com/ImageOptim/gifski
[INFO] tweaked toml for git repo https://github.com/ImageOptim/gifski written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ImageOptim/gifski on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ImageOptim/gifski 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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to select a version for `syn`.
[INFO] [stderr]     ... required by package `wasm-bindgen-macro-support v0.2.108`
[INFO] [stderr]     ... which satisfies dependency `wasm-bindgen-macro-support = "=0.2.108"` (locked to 0.2.108) of package `wasm-bindgen-macro v0.2.108`
[INFO] [stderr]     ... which satisfies dependency `wasm-bindgen-macro = "=0.2.108"` (locked to 0.2.108) of package `wasm-bindgen v0.2.108`
[INFO] [stderr]     ... which satisfies dependency `wasm-bindgen = "^0.2.108"` (locked to 0.2.108) of package `gifski v1.34.0 (/workspace/builds/worker-7-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^2.0` (locked to 2.0.114) are: 2.0.114
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages.
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `syn v2.0.110`
[INFO] [stderr]     ... which satisfies dependency `syn = "^2.0"` (locked to 2.0.110) of package `bindgen v0.72.1`
[INFO] [stderr]     ... which satisfies dependency `bindgen = "^0.72"` (locked to 0.72.1) of package `ffmpeg-sys-next v8.0.1`
[INFO] [stderr]     ... which satisfies dependency `ffmpeg-sys-next = "^8.0.0"` (locked to 8.0.1) of package `ffmpeg-next v8.0.0`
[INFO] [stderr]     ... which satisfies dependency `ffmpeg = "^8"` (locked to 8.0.0) of package `gifski v1.34.0 (/workspace/builds/worker-7-tc2/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `syn` which could resolve this conflict
[INFO] checking ImageOptim/gifski against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImageOptim%2Fgifski" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ImageOptim/gifski
[INFO] finished tweaking git repo https://github.com/ImageOptim/gifski
[INFO] tweaked toml for git repo https://github.com/ImageOptim/gifski written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ImageOptim/gifski on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ImageOptim/gifski 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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: failed to select a version for `syn`.
[INFO] [stderr]     ... required by package `wasm-bindgen-macro-support v0.2.108`
[INFO] [stderr]     ... which satisfies dependency `wasm-bindgen-macro-support = "=0.2.108"` (locked to 0.2.108) of package `wasm-bindgen-macro v0.2.108`
[INFO] [stderr]     ... which satisfies dependency `wasm-bindgen-macro = "=0.2.108"` (locked to 0.2.108) of package `wasm-bindgen v0.2.108`
[INFO] [stderr]     ... which satisfies dependency `wasm-bindgen = "^0.2.108"` (locked to 0.2.108) of package `gifski v1.34.0 (/workspace/builds/worker-7-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^2.0` (locked to 2.0.114) are: 2.0.114
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages.
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `syn v2.0.110`
[INFO] [stderr]     ... which satisfies dependency `syn = "^2.0"` (locked to 2.0.110) of package `bindgen v0.72.1`
[INFO] [stderr]     ... which satisfies dependency `bindgen = "^0.72"` (locked to 0.72.1) of package `ffmpeg-sys-next v8.0.1`
[INFO] [stderr]     ... which satisfies dependency `ffmpeg-sys-next = "^8.0.0"` (locked to 8.0.1) of package `ffmpeg-next v8.0.0`
[INFO] [stderr]     ... which satisfies dependency `ffmpeg = "^8"` (locked to 8.0.0) of package `gifski v1.34.0 (/workspace/builds/worker-7-tc2/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `syn` which could resolve this conflict


command failed: exit status: 101

error: failed to select a version for `syn`.
    ... required by package `wasm-bindgen-macro-support v0.2.108`
    ... which satisfies dependency `wasm-bindgen-macro-support = "=0.2.108"` (locked to 0.2.108) of package `wasm-bindgen-macro v0.2.108`
    ... which satisfies dependency `wasm-bindgen-macro = "=0.2.108"` (locked to 0.2.108) of package `wasm-bindgen v0.2.108`
    ... which satisfies dependency `wasm-bindgen = "^0.2.108"` (locked to 0.2.108) of package `gifski v1.34.0 (/workspace/builds/worker-7-tc2/source)`
versions that meet the requirements `^2.0` (locked to 2.0.114) are: 2.0.114

all possible versions conflict with previously selected packages.

  previously selected package `syn v2.0.110`
    ... which satisfies dependency `syn = "^2.0"` (locked to 2.0.110) of package `bindgen v0.72.1`
    ... which satisfies dependency `bindgen = "^0.72"` (locked to 0.72.1) of package `ffmpeg-sys-next v8.0.1`
    ... which satisfies dependency `ffmpeg-sys-next = "^8.0.0"` (locked to 8.0.1) of package `ffmpeg-next v8.0.0`
    ... which satisfies dependency `ffmpeg = "^8"` (locked to 8.0.0) of package `gifski v1.34.0 (/workspace/builds/worker-7-tc2/source)`

failed to select a version for `syn` which could resolve this conflict