[INFO] cloning repository https://github.com/scratchyone/todo_backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scratchyone/todo_backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscratchyone%2Ftodo_backend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscratchyone%2Ftodo_backend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 90de3d13732bff91d8d82a71ffe0dedc4daa4c24
[INFO] checking scratchyone/todo_backend against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscratchyone%2Ftodo_backend" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scratchyone/todo_backend on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/scratchyone/todo_backend
[INFO] finished tweaking git repo https://github.com/scratchyone/todo_backend
[INFO] tweaked toml for git repo https://github.com/scratchyone/todo_backend written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/scratchyone/todo_backend already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f4a39a35f2e143248c445e504a874575584adc5a2497e443d81f19746b84d5b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1f4a39a35f2e143248c445e504a874575584adc5a2497e443d81f19746b84d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f4a39a35f2e143248c445e504a874575584adc5a2497e443d81f19746b84d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f4a39a35f2e143248c445e504a874575584adc5a2497e443d81f19746b84d5b", kill_on_drop: false }`
[INFO] [stdout] 1f4a39a35f2e143248c445e504a874575584adc5a2497e443d81f19746b84d5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21cd0962e6c7b880da6349d1efa6c38c717597ffacc3937fdb2b63e64c131eda
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "21cd0962e6c7b880da6349d1efa6c38c717597ffacc3937fdb2b63e64c131eda", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
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[INFO] [stderr]    Compiling mime_guess v2.0.3
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[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking aes-gcm v0.5.0
[INFO] [stderr]     Checking rand v0.7.3
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[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]    Compiling cookie v0.11.3
[INFO] [stderr]     Checking postgres-protocol v0.5.1
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking postgres-types v0.1.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]    Compiling pear v0.1.4
[INFO] [stderr]    Compiling rocket_http v0.4.5
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking blocking v0.4.6
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking combine v4.2.1
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking tokio-postgres v0.5.4
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking async-std v1.6.2
[INFO] [stderr]     Checking postgres v0.17.3
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking unicase_serde v0.1.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]     Checking rocket_cors v0.5.2
[INFO] [stderr]     Checking rocket_contrib v0.4.5
[INFO] [stderr]     Checking rocket-client-addr v0.4.3
[INFO] [stderr]     Checking redis v0.16.0
[INFO] [stderr]     Checking todo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `std::string::String` in the current scope
[INFO] [stdout]    --> src/main.rs:156:55
[INFO] [stdout]     |
[INFO] [stdout] 156 |     if rate_limit_check(client_addr.get_ipv6_string().unwrap(), "login_rate", 6, 60) {
[INFO] [stdout]     |                                                       ^^^^^^ method not found in `std::string::String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `std::string::String` in the current scope
[INFO] [stdout]    --> src/main.rs:408:55
[INFO] [stdout]     |
[INFO] [stdout] 408 |     if rate_limit_check(client_addr.get_ipv6_string().unwrap(), "signup_rate", 6, 60) {
[INFO] [stdout]     |                                                       ^^^^^^ method not found in `std::string::String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `std::string::String` in the current scope
[INFO] [stdout]    --> src/main.rs:156:55
[INFO] [stdout]     |
[INFO] [stdout] 156 |     if rate_limit_check(client_addr.get_ipv6_string().unwrap(), "login_rate", 6, 60) {
[INFO] [stdout]     |                                                       ^^^^^^ method not found in `std::string::String`
[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 `todo`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `std::string::String` in the current scope
[INFO] [stdout]    --> src/main.rs:408:55
[INFO] [stdout]     |
[INFO] [stdout] 408 |     if rate_limit_check(client_addr.get_ipv6_string().unwrap(), "signup_rate", 6, 60) {
[INFO] [stdout]     |                                                       ^^^^^^ method not found in `std::string::String`
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "21cd0962e6c7b880da6349d1efa6c38c717597ffacc3937fdb2b63e64c131eda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21cd0962e6c7b880da6349d1efa6c38c717597ffacc3937fdb2b63e64c131eda", kill_on_drop: false }`
[INFO] [stdout] 21cd0962e6c7b880da6349d1efa6c38c717597ffacc3937fdb2b63e64c131eda