[INFO] cloning repository https://github.com/AnshulKanwar/crypto-price-tracker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AnshulKanwar/crypto-price-tracker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnshulKanwar%2Fcrypto-price-tracker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnshulKanwar%2Fcrypto-price-tracker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e878071147b761afd47c5121ec7e91469615b928
[INFO] checking AnshulKanwar/crypto-price-tracker against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnshulKanwar%2Fcrypto-price-tracker" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AnshulKanwar/crypto-price-tracker on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AnshulKanwar/crypto-price-tracker
[INFO] finished tweaking git repo https://github.com/AnshulKanwar/crypto-price-tracker
[INFO] tweaked toml for git repo https://github.com/AnshulKanwar/crypto-price-tracker written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AnshulKanwar/crypto-price-tracker 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.30
[INFO] [stderr]   Downloaded http v0.2.7
[INFO] [stderr]   Downloaded tracing-attributes v0.1.21
[INFO] [stderr]   Downloaded openssl-sys v0.9.73
[INFO] [stderr]   Downloaded tokio-util v0.7.2
[INFO] [stderr]   Downloaded mio v0.8.3
[INFO] [stderr]   Downloaded syn v1.0.95
[INFO] [stderr]   Downloaded tokio v1.18.2
[INFO] [stderr]   Downloaded hyper v0.14.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe7e4b0c22c79385ded3b7ba25328fa55e4948b0c1855f2018cd003d4d329947
[INFO] running `Command { std: "docker" "start" "-a" "fe7e4b0c22c79385ded3b7ba25328fa55e4948b0c1855f2018cd003d4d329947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe7e4b0c22c79385ded3b7ba25328fa55e4948b0c1855f2018cd003d4d329947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe7e4b0c22c79385ded3b7ba25328fa55e4948b0c1855f2018cd003d4d329947", kill_on_drop: false }`
[INFO] [stdout] fe7e4b0c22c79385ded3b7ba25328fa55e4948b0c1855f2018cd003d4d329947
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5af7aad80d3c9e3be64f6ac78b1caf7cb63935bc3d680359c70a85c2304da2af
[INFO] running `Command { std: "docker" "start" "-a" "5af7aad80d3c9e3be64f6ac78b1caf7cb63935bc3d680359c70a85c2304da2af", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling openssl-sys v0.9.73
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking http v0.2.7
[INFO] [stderr]     Checking futures-util v0.3.21
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling openssl v0.10.40
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking serde v1.0.137
[INFO] [stderr]     Checking tokio-util v0.7.2
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking serde_json v1.0.81
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hyper v0.14.19
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.10
[INFO] [stderr]     Checking crypto-price-tracker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde;
[INFO] [stdout]   |     ^^^^^ the item `serde` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde;
[INFO] [stdout]   |     ^^^^^ the item `serde` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.87s
[INFO] running `Command { std: "docker" "inspect" "5af7aad80d3c9e3be64f6ac78b1caf7cb63935bc3d680359c70a85c2304da2af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5af7aad80d3c9e3be64f6ac78b1caf7cb63935bc3d680359c70a85c2304da2af", kill_on_drop: false }`
[INFO] [stdout] 5af7aad80d3c9e3be64f6ac78b1caf7cb63935bc3d680359c70a85c2304da2af
[INFO] checking AnshulKanwar/crypto-price-tracker against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnshulKanwar%2Fcrypto-price-tracker" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AnshulKanwar/crypto-price-tracker on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AnshulKanwar/crypto-price-tracker
[INFO] finished tweaking git repo https://github.com/AnshulKanwar/crypto-price-tracker
[INFO] tweaked toml for git repo https://github.com/AnshulKanwar/crypto-price-tracker written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/AnshulKanwar/crypto-price-tracker 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b2eb06487fdeb47f3bf8d750c78a487e5238e99da5c0e24a3a19e4371645dc4
[INFO] running `Command { std: "docker" "start" "-a" "7b2eb06487fdeb47f3bf8d750c78a487e5238e99da5c0e24a3a19e4371645dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b2eb06487fdeb47f3bf8d750c78a487e5238e99da5c0e24a3a19e4371645dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b2eb06487fdeb47f3bf8d750c78a487e5238e99da5c0e24a3a19e4371645dc4", kill_on_drop: false }`
[INFO] [stdout] 7b2eb06487fdeb47f3bf8d750c78a487e5238e99da5c0e24a3a19e4371645dc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5f4ad467b700e922538c9b6b34625059a45acce21edcce798fbcb5c9b00f931
[INFO] running `Command { std: "docker" "start" "-a" "c5f4ad467b700e922538c9b6b34625059a45acce21edcce798fbcb5c9b00f931", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling openssl-sys v0.9.73
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking http v0.2.7
[INFO] [stderr]     Checking futures-util v0.3.21
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling openssl v0.10.40
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking serde v1.0.137
[INFO] [stderr]     Checking tokio-util v0.7.2
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking serde_json v1.0.81
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hyper v0.14.19
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.10
[INFO] [stderr]     Checking crypto-price-tracker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde;
[INFO] [stdout]   |     ^^^^^ the item `serde` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde;
[INFO] [stdout]   |     ^^^^^ the item `serde` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.67s
[INFO] running `Command { std: "docker" "inspect" "c5f4ad467b700e922538c9b6b34625059a45acce21edcce798fbcb5c9b00f931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5f4ad467b700e922538c9b6b34625059a45acce21edcce798fbcb5c9b00f931", kill_on_drop: false }`
[INFO] [stdout] c5f4ad467b700e922538c9b6b34625059a45acce21edcce798fbcb5c9b00f931