[INFO] cloning repository https://github.com/purpleprotocol/purplecoin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/purpleprotocol/purplecoin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpurpleprotocol%2Fpurplecoin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpurpleprotocol%2Fpurplecoin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7e6dda472e81511f100a50b2b8bf1299e4ea0f3
[INFO] documenting purpleprotocol/purplecoin against 1.76.0 for beta-1.77-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpurpleprotocol%2Fpurplecoin" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  27% (9524/34808)
Updating files:  28% (9747/34808)
Updating files:  29% (10095/34808)
Updating files:  30% (10443/34808)
Updating files:  31% (10791/34808)
Updating files:  32% (11139/34808)
Updating files:  33% (11487/34808)
Updating files:  34% (11835/34808)
Updating files:  35% (12183/34808)
Updating files:  36% (12531/34808)
Updating files:  37% (12879/34808)
Updating files:  38% (13228/34808)
Updating files:  39% (13576/34808)
Updating files:  40% (13924/34808)
Updating files:  41% (14272/34808)
Updating files:  42% (14620/34808)
Updating files:  43% (14968/34808)
Updating files:  44% (15316/34808)
Updating files:  45% (15664/34808)
Updating files:  46% (16012/34808)
Updating files:  47% (16360/34808)
Updating files:  48% (16708/34808)
Updating files:  49% (17056/34808)
Updating files:  50% (17404/34808)
Updating files:  50% (17707/34808)
Updating files:  51% (17753/34808)
Updating files:  52% (18101/34808)
Updating files:  53% (18449/34808)
Updating files:  54% (18797/34808)
Updating files:  55% (19145/34808)
Updating files:  56% (19493/34808)
Updating files:  57% (19841/34808)
Updating files:  58% (20189/34808)
Updating files:  59% (20537/34808)
Updating files:  60% (20885/34808)
Updating files:  61% (21233/34808)
Updating files:  62% (21581/34808)
Updating files:  63% (21930/34808)
Updating files:  64% (22278/34808)
Updating files:  65% (22626/34808)
Updating files:  66% (22974/34808)
Updating files:  67% (23322/34808)
Updating files:  68% (23670/34808)
Updating files:  69% (24018/34808)
Updating files:  70% (24366/34808)
Updating files:  71% (24714/34808)
Updating files:  72% (25062/34808)
Updating files:  73% (25410/34808)
Updating files:  74% (25758/34808)
Updating files:  75% (26106/34808)
Updating files:  76% (26455/34808)
Updating files:  77% (26803/34808)
Updating files:  78% (27151/34808)
Updating files:  79% (27499/34808)
Updating files:  80% (27847/34808)
Updating files:  81% (28195/34808)
Updating files:  81% (28420/34808)
Updating files:  82% (28543/34808)
Updating files:  83% (28891/34808)
Updating files:  84% (29239/34808)
Updating files:  85% (29587/34808)
Updating files:  86% (29935/34808)
Updating files:  87% (30283/34808)
Updating files:  88% (30632/34808)
Updating files:  89% (30980/34808)
Updating files:  90% (31328/34808)
Updating files:  90% (31442/34808)
Updating files:  91% (31676/34808)
Updating files:  92% (32024/34808)
Updating files:  93% (32372/34808)
Updating files:  94% (32720/34808)
Updating files:  94% (32813/34808)
Updating files:  95% (33068/34808)
Updating files:  96% (33416/34808)
Updating files:  97% (33764/34808)
Updating files:  97% (33855/34808)
Updating files:  98% (34112/34808)
Updating files:  99% (34460/34808)
Updating files: 100% (34808/34808)
Updating files: 100% (34808/34808), done.
[INFO] validating manifest of git repo https://github.com/purpleprotocol/purplecoin on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:cargo-toml
[ERROR] caused by: invalid Cargo.toml syntax
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] documenting purpleprotocol/purplecoin against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpurpleprotocol%2Fpurplecoin" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  30% (10575/34808)
Updating files:  31% (10791/34808)
Updating files:  32% (11139/34808)
Updating files:  33% (11487/34808)
Updating files:  34% (11835/34808)
Updating files:  35% (12183/34808)
Updating files:  36% (12531/34808)
Updating files:  37% (12879/34808)
Updating files:  38% (13228/34808)
Updating files:  39% (13576/34808)
Updating files:  40% (13924/34808)
Updating files:  41% (14272/34808)
Updating files:  42% (14620/34808)
Updating files:  43% (14968/34808)
Updating files:  44% (15316/34808)
Updating files:  45% (15664/34808)
Updating files:  46% (16012/34808)
Updating files:  47% (16360/34808)
Updating files:  48% (16708/34808)
Updating files:  49% (17056/34808)
Updating files:  50% (17404/34808)
Updating files:  51% (17753/34808)
Updating files:  52% (18101/34808)
Updating files:  53% (18449/34808)
Updating files:  54% (18797/34808)
Updating files:  55% (19145/34808)
Updating files:  56% (19493/34808)
Updating files:  57% (19841/34808)
Updating files:  57% (19954/34808)
Updating files:  58% (20189/34808)
Updating files:  59% (20537/34808)
Updating files:  60% (20885/34808)
Updating files:  61% (21233/34808)
Updating files:  62% (21581/34808)
Updating files:  63% (21930/34808)
Updating files:  64% (22278/34808)
Updating files:  65% (22626/34808)
Updating files:  66% (22974/34808)
Updating files:  67% (23322/34808)
Updating files:  68% (23670/34808)
Updating files:  69% (24018/34808)
Updating files:  70% (24366/34808)
Updating files:  71% (24714/34808)
Updating files:  72% (25062/34808)
Updating files:  73% (25410/34808)
Updating files:  74% (25758/34808)
Updating files:  75% (26106/34808)
Updating files:  76% (26455/34808)
Updating files:  77% (26803/34808)
Updating files:  78% (27151/34808)
Updating files:  79% (27499/34808)
Updating files:  80% (27847/34808)
Updating files:  81% (28195/34808)
Updating files:  82% (28543/34808)
Updating files:  83% (28891/34808)
Updating files:  84% (29239/34808)
Updating files:  85% (29587/34808)
Updating files:  85% (29770/34808)
Updating files:  86% (29935/34808)
Updating files:  87% (30283/34808)
Updating files:  88% (30632/34808)
Updating files:  89% (30980/34808)
Updating files:  90% (31328/34808)
Updating files:  90% (31428/34808)
Updating files:  91% (31676/34808)
Updating files:  92% (32024/34808)
Updating files:  93% (32372/34808)
Updating files:  94% (32720/34808)
Updating files:  94% (32803/34808)
Updating files:  95% (33068/34808)
Updating files:  96% (33416/34808)
Updating files:  97% (33764/34808)
Updating files:  97% (33829/34808)
Updating files:  98% (34112/34808)
Updating files:  99% (34460/34808)
Updating files: 100% (34808/34808)
Updating files: 100% (34808/34808), done.
[INFO] validating manifest of git repo https://github.com/purpleprotocol/purplecoin on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] documenting purpleprotocol/purplecoin against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpurpleprotocol%2Fpurplecoin" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  29% (10436/34808)
Updating files:  30% (10443/34808)
Updating files:  31% (10791/34808)
Updating files:  32% (11139/34808)
Updating files:  33% (11487/34808)
Updating files:  34% (11835/34808)
Updating files:  35% (12183/34808)
Updating files:  36% (12531/34808)
Updating files:  37% (12879/34808)
Updating files:  38% (13228/34808)
Updating files:  39% (13576/34808)
Updating files:  40% (13924/34808)
Updating files:  41% (14272/34808)
Updating files:  42% (14620/34808)
Updating files:  43% (14968/34808)
Updating files:  44% (15316/34808)
Updating files:  45% (15664/34808)
Updating files:  46% (16012/34808)
Updating files:  47% (16360/34808)
Updating files:  48% (16708/34808)
Updating files:  49% (17056/34808)
Updating files:  50% (17404/34808)
Updating files:  51% (17753/34808)
Updating files:  52% (18101/34808)
Updating files:  53% (18449/34808)
Updating files:  54% (18797/34808)
Updating files:  55% (19145/34808)
Updating files:  56% (19493/34808)
Updating files:  56% (19724/34808)
Updating files:  57% (19841/34808)
Updating files:  58% (20189/34808)
Updating files:  59% (20537/34808)
Updating files:  60% (20885/34808)
Updating files:  61% (21233/34808)
Updating files:  62% (21581/34808)
Updating files:  63% (21930/34808)
Updating files:  64% (22278/34808)
Updating files:  65% (22626/34808)
Updating files:  66% (22974/34808)
Updating files:  67% (23322/34808)
Updating files:  68% (23670/34808)
Updating files:  69% (24018/34808)
Updating files:  70% (24366/34808)
Updating files:  71% (24714/34808)
Updating files:  72% (25062/34808)
Updating files:  73% (25410/34808)
Updating files:  74% (25758/34808)
Updating files:  75% (26106/34808)
Updating files:  76% (26455/34808)
Updating files:  77% (26803/34808)
Updating files:  78% (27151/34808)
Updating files:  79% (27499/34808)
Updating files:  80% (27847/34808)
Updating files:  81% (28195/34808)
Updating files:  82% (28543/34808)
Updating files:  83% (28891/34808)
Updating files:  84% (29239/34808)
Updating files:  85% (29587/34808)
Updating files:  86% (29935/34808)
Updating files:  87% (30283/34808)
Updating files:  87% (30349/34808)
Updating files:  88% (30632/34808)
Updating files:  89% (30980/34808)
Updating files:  90% (31328/34808)
Updating files:  91% (31676/34808)
Updating files:  92% (32024/34808)
Updating files:  93% (32372/34808)
Updating files:  93% (32509/34808)
Updating files:  94% (32720/34808)
Updating files:  95% (33068/34808)
Updating files:  96% (33416/34808)
Updating files:  97% (33764/34808)
Updating files:  97% (33855/34808)
Updating files:  98% (34112/34808)
Updating files:  99% (34460/34808)
Updating files: 100% (34808/34808)
Updating files: 100% (34808/34808), done.
[INFO] validating manifest of git repo https://github.com/purpleprotocol/purplecoin on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] documenting purpleprotocol/purplecoin against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpurpleprotocol%2Fpurplecoin" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  31% (10918/34808)
Updating files:  32% (11139/34808)
Updating files:  33% (11487/34808)
Updating files:  34% (11835/34808)
Updating files:  35% (12183/34808)
Updating files:  36% (12531/34808)
Updating files:  37% (12879/34808)
Updating files:  38% (13228/34808)
Updating files:  39% (13576/34808)
Updating files:  40% (13924/34808)
Updating files:  41% (14272/34808)
Updating files:  42% (14620/34808)
Updating files:  43% (14968/34808)
Updating files:  44% (15316/34808)
Updating files:  45% (15664/34808)
Updating files:  46% (16012/34808)
Updating files:  47% (16360/34808)
Updating files:  48% (16708/34808)
Updating files:  49% (17056/34808)
Updating files:  50% (17404/34808)
Updating files:  51% (17753/34808)
Updating files:  52% (18101/34808)
Updating files:  53% (18449/34808)
Updating files:  54% (18797/34808)
Updating files:  55% (19145/34808)
Updating files:  56% (19493/34808)
Updating files:  57% (19841/34808)
Updating files:  58% (20189/34808)
Updating files:  59% (20537/34808)
Updating files:  60% (20885/34808)
Updating files:  61% (21233/34808)
Updating files:  62% (21581/34808)
Updating files:  62% (21908/34808)
Updating files:  63% (21930/34808)
Updating files:  64% (22278/34808)
Updating files:  65% (22626/34808)
Updating files:  66% (22974/34808)
Updating files:  67% (23322/34808)
Updating files:  68% (23670/34808)
Updating files:  69% (24018/34808)
Updating files:  70% (24366/34808)
Updating files:  71% (24714/34808)
Updating files:  72% (25062/34808)
Updating files:  73% (25410/34808)
Updating files:  74% (25758/34808)
Updating files:  75% (26106/34808)
Updating files:  76% (26455/34808)
Updating files:  77% (26803/34808)
Updating files:  78% (27151/34808)
Updating files:  79% (27499/34808)
Updating files:  80% (27847/34808)
Updating files:  81% (28195/34808)
Updating files:  82% (28543/34808)
Updating files:  83% (28891/34808)
Updating files:  84% (29239/34808)
Updating files:  85% (29587/34808)
Updating files:  86% (29935/34808)
Updating files:  87% (30283/34808)
Updating files:  88% (30632/34808)
Updating files:  88% (30887/34808)
Updating files:  89% (30980/34808)
Updating files:  90% (31328/34808)
Updating files:  91% (31676/34808)
Updating files:  92% (32024/34808)
Updating files:  93% (32372/34808)
Updating files:  94% (32720/34808)
Updating files:  94% (32807/34808)
Updating files:  95% (33068/34808)
Updating files:  96% (33416/34808)
Updating files:  97% (33764/34808)
Updating files:  97% (33914/34808)
Updating files:  98% (34112/34808)
Updating files:  99% (34460/34808)
Updating files: 100% (34808/34808)
Updating files: 100% (34808/34808), done.
[INFO] validating manifest of git repo https://github.com/purpleprotocol/purplecoin on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] documenting purpleprotocol/purplecoin against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpurpleprotocol%2Fpurplecoin" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  30% (10669/34808)
Updating files:  31% (10791/34808)
Updating files:  32% (11139/34808)
Updating files:  33% (11487/34808)
Updating files:  34% (11835/34808)
Updating files:  35% (12183/34808)
Updating files:  36% (12531/34808)
Updating files:  37% (12879/34808)
Updating files:  38% (13228/34808)
Updating files:  39% (13576/34808)
Updating files:  40% (13924/34808)
Updating files:  41% (14272/34808)
Updating files:  42% (14620/34808)
Updating files:  43% (14968/34808)
Updating files:  44% (15316/34808)
Updating files:  45% (15664/34808)
Updating files:  46% (16012/34808)
Updating files:  47% (16360/34808)
Updating files:  48% (16708/34808)
Updating files:  49% (17056/34808)
Updating files:  50% (17404/34808)
Updating files:  51% (17753/34808)
Updating files:  52% (18101/34808)
Updating files:  53% (18449/34808)
Updating files:  54% (18797/34808)
Updating files:  55% (19145/34808)
Updating files:  56% (19493/34808)
Updating files:  57% (19841/34808)
Updating files:  58% (20189/34808)
Updating files:  59% (20537/34808)
Updating files:  60% (20885/34808)
Updating files:  61% (21233/34808)
Updating files:  61% (21316/34808)
Updating files:  62% (21581/34808)
Updating files:  63% (21930/34808)
Updating files:  64% (22278/34808)
Updating files:  65% (22626/34808)
Updating files:  66% (22974/34808)
Updating files:  67% (23322/34808)
Updating files:  68% (23670/34808)
Updating files:  69% (24018/34808)
Updating files:  70% (24366/34808)
Updating files:  71% (24714/34808)
Updating files:  72% (25062/34808)
Updating files:  73% (25410/34808)
Updating files:  74% (25758/34808)
Updating files:  75% (26106/34808)
Updating files:  76% (26455/34808)
Updating files:  77% (26803/34808)
Updating files:  78% (27151/34808)
Updating files:  79% (27499/34808)
Updating files:  80% (27847/34808)
Updating files:  81% (28195/34808)
Updating files:  82% (28543/34808)
Updating files:  83% (28891/34808)
Updating files:  84% (29239/34808)
Updating files:  85% (29587/34808)
Updating files:  86% (29935/34808)
Updating files:  87% (30283/34808)
Updating files:  88% (30632/34808)
Updating files:  88% (30792/34808)
Updating files:  89% (30980/34808)
Updating files:  90% (31328/34808)
Updating files:  91% (31676/34808)
Updating files:  92% (32024/34808)
Updating files:  93% (32372/34808)
Updating files:  94% (32720/34808)
Updating files:  94% (32739/34808)
Updating files:  95% (33068/34808)
Updating files:  96% (33416/34808)
Updating files:  97% (33764/34808)
Updating files:  97% (33893/34808)
Updating files:  98% (34112/34808)
Updating files:  99% (34460/34808)
Updating files: 100% (34808/34808)
Updating files: 100% (34808/34808), done.
[INFO] validating manifest of git repo https://github.com/purpleprotocol/purplecoin on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] documenting purpleprotocol/purplecoin against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpurpleprotocol%2Fpurplecoin" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  27% (9537/34808)
Updating files:  28% (9747/34808)
Updating files:  29% (10095/34808)
Updating files:  30% (10443/34808)
Updating files:  31% (10791/34808)
Updating files:  32% (11139/34808)
Updating files:  33% (11487/34808)
Updating files:  34% (11835/34808)
Updating files:  35% (12183/34808)
Updating files:  36% (12531/34808)
Updating files:  37% (12879/34808)
Updating files:  38% (13228/34808)
Updating files:  39% (13576/34808)
Updating files:  40% (13924/34808)
Updating files:  41% (14272/34808)
Updating files:  42% (14620/34808)
Updating files:  43% (14968/34808)
Updating files:  44% (15316/34808)
Updating files:  45% (15664/34808)
Updating files:  46% (16012/34808)
Updating files:  47% (16360/34808)
Updating files:  48% (16708/34808)
Updating files:  48% (16794/34808)
Updating files:  49% (17056/34808)
Updating files:  50% (17404/34808)
Updating files:  51% (17753/34808)
Updating files:  52% (18101/34808)
Updating files:  53% (18449/34808)
Updating files:  54% (18797/34808)
Updating files:  55% (19145/34808)
Updating files:  56% (19493/34808)
Updating files:  57% (19841/34808)
Updating files:  58% (20189/34808)
Updating files:  59% (20537/34808)
Updating files:  60% (20885/34808)
Updating files:  61% (21233/34808)
Updating files:  62% (21581/34808)
Updating files:  63% (21930/34808)
Updating files:  64% (22278/34808)
Updating files:  65% (22626/34808)
Updating files:  66% (22974/34808)
Updating files:  67% (23322/34808)
Updating files:  68% (23670/34808)
Updating files:  69% (24018/34808)
Updating files:  70% (24366/34808)
Updating files:  71% (24714/34808)
Updating files:  72% (25062/34808)
Updating files:  73% (25410/34808)
Updating files:  74% (25758/34808)
Updating files:  75% (26106/34808)
Updating files:  76% (26455/34808)
Updating files:  77% (26803/34808)
Updating files:  78% (27151/34808)
Updating files:  78% (27310/34808)
Updating files:  79% (27499/34808)
Updating files:  80% (27847/34808)
Updating files:  81% (28195/34808)
Updating files:  82% (28543/34808)
Updating files:  83% (28891/34808)
Updating files:  84% (29239/34808)
Updating files:  85% (29587/34808)
Updating files:  86% (29935/34808)
Updating files:  87% (30283/34808)
Updating files:  88% (30632/34808)
Updating files:  89% (30980/34808)
Updating files:  89% (31246/34808)
Updating files:  90% (31328/34808)
Updating files:  91% (31676/34808)
Updating files:  92% (32024/34808)
Updating files:  93% (32372/34808)
Updating files:  94% (32720/34808)
Updating files:  95% (33068/34808)
Updating files:  95% (33118/34808)
Updating files:  96% (33416/34808)
Updating files:  97% (33764/34808)
Updating files:  98% (34112/34808)
Updating files:  99% (34460/34808)
Updating files:  99% (34784/34808)
Updating files: 100% (34808/34808)
Updating files: 100% (34808/34808), done.
[INFO] validating manifest of git repo https://github.com/purpleprotocol/purplecoin on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:cargo-toml
[ERROR] caused by: invalid Cargo.toml syntax
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
