[INFO] cloning repository https://github.com/LFalch/fellestrekk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LFalch/fellestrekk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLFalch%2Ffellestrekk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLFalch%2Ffellestrekk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 338544c9d6411c8cad5577ff204c62a865cd59d0
[INFO] checking LFalch/fellestrekk against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLFalch%2Ffellestrekk" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LFalch/fellestrekk on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LFalch/fellestrekk
[INFO] finished tweaking git repo https://github.com/LFalch/fellestrekk
[INFO] tweaked toml for git repo https://github.com/LFalch/fellestrekk written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/LFalch/fellestrekk 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02dddcb9f2052bfa15c0ddd24ae1722f2a4a497b831cd8d4cf47bcdf848e6ff2
[INFO] running `Command { std: "docker" "start" "-a" "02dddcb9f2052bfa15c0ddd24ae1722f2a4a497b831cd8d4cf47bcdf848e6ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02dddcb9f2052bfa15c0ddd24ae1722f2a4a497b831cd8d4cf47bcdf848e6ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02dddcb9f2052bfa15c0ddd24ae1722f2a4a497b831cd8d4cf47bcdf848e6ff2", kill_on_drop: false }`
[INFO] [stdout] 02dddcb9f2052bfa15c0ddd24ae1722f2a4a497b831cd8d4cf47bcdf848e6ff2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37d9b968d47fb86824bb1d155c8e69e6c66c115c1acbb406f58416e41844798a
[INFO] running `Command { std: "docker" "start" "-a" "37d9b968d47fb86824bb1d155c8e69e6c66c115c1acbb406f58416e41844798a", kill_on_drop: false }`
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[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]    Compiling devise_core v0.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.51
[INFO] [stderr]    Compiling openssl-macros v0.1.1
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[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling devise_codegen v0.2.1
[INFO] [stderr]    Compiling pest v2.7.5
[INFO] [stderr]    Compiling devise v0.2.1
[INFO] [stderr]    Compiling pear v0.1.5
[INFO] [stderr]    Compiling rocket_http v0.4.11
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]    Compiling pest_meta v2.7.5
[INFO] [stderr]    Compiling pest_generator v2.7.5
[INFO] [stderr]    Compiling pest_derive v2.7.5
[INFO] [stderr]     Checking tokio-tls v0.2.1
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[INFO] [stderr]     Checking rocket_contrib v0.4.11
[INFO] [stderr]     Checking fellestrekk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `into_u8`, and `from_u8` are never used
[INFO] [stdout]   --> src/bin/../card.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Card {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 11 |     pub fn new((suit, rank): (Suit, Rank)) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn into_u8(self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn from_u8(n: u8) -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `empty` and `put_in_back` are never used
[INFO] [stdout]    --> src/bin/../card.rs:117:18
[INFO] [stdout]     |
[INFO] [stdout] 111 | impl Deck {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub const fn empty() -> Self {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 |     pub fn put_in_back(&mut self, card: Card) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `h17` is never used
[INFO] [stdout]   --> src/bin/../dealer.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl Dealer {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn h17() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `into_u8`, and `from_u8` are never used
[INFO] [stdout]   --> src/bin/../card.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Card {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 11 |     pub fn new((suit, rank): (Suit, Rank)) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn into_u8(self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn from_u8(n: u8) -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `empty` and `put_in_back` are never used
[INFO] [stdout]    --> src/bin/../card.rs:117:18
[INFO] [stdout]     |
[INFO] [stdout] 111 | impl Deck {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub const fn empty() -> Self {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 |     pub fn put_in_back(&mut self, card: Card) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `h17` is never used
[INFO] [stdout]   --> src/bin/../dealer.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl Dealer {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn h17() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[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 10.36s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "37d9b968d47fb86824bb1d155c8e69e6c66c115c1acbb406f58416e41844798a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37d9b968d47fb86824bb1d155c8e69e6c66c115c1acbb406f58416e41844798a", kill_on_drop: false }`
[INFO] [stdout] 37d9b968d47fb86824bb1d155c8e69e6c66c115c1acbb406f58416e41844798a