[INFO] cloning repository https://github.com/rickyhan/potodds
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rickyhan/potodds" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frickyhan%2Fpotodds", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frickyhan%2Fpotodds'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 77e64a489c25108202739814e567383764353ade
[INFO] checking rickyhan/potodds against master#1ca8b71cff69b0c48e40ceb66d01b9f8d30b2492 for pr-118553-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frickyhan%2Fpotodds" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rickyhan/potodds on toolchain 1ca8b71cff69b0c48e40ceb66d01b9f8d30b2492
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ca8b71cff69b0c48e40ceb66d01b9f8d30b2492" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rickyhan/potodds
[INFO] finished tweaking git repo https://github.com/rickyhan/potodds
[INFO] tweaked toml for git repo https://github.com/rickyhan/potodds written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rickyhan/potodds 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" "+1ca8b71cff69b0c48e40ceb66d01b9f8d30b2492" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking rickyhan/potodds against try#a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33 for pr-118553-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frickyhan%2Fpotodds" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rickyhan/potodds on toolchain a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rickyhan/potodds
[INFO] finished tweaking git repo https://github.com/rickyhan/potodds
[INFO] tweaked toml for git repo https://github.com/rickyhan/potodds written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rickyhan/potodds 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" "+a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v0.15.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca8d63c4433e00d57f06243304ce8d0b34cd3fe4110e944a4841c319a4af60a9
[INFO] running `Command { std: "docker" "start" "-a" "ca8d63c4433e00d57f06243304ce8d0b34cd3fe4110e944a4841c319a4af60a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca8d63c4433e00d57f06243304ce8d0b34cd3fe4110e944a4841c319a4af60a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca8d63c4433e00d57f06243304ce8d0b34cd3fe4110e944a4841c319a4af60a9", kill_on_drop: false }`
[INFO] [stdout] ca8d63c4433e00d57f06243304ce8d0b34cd3fe4110e944a4841c319a4af60a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d75f1f855890a1ec4210b5b9dae383b70fc2db7c9790641e865b82c0732430a
[INFO] running `Command { std: "docker" "start" "-a" "9d75f1f855890a1ec4210b5b9dae383b70fc2db7c9790641e865b82c0732430a", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.2
[INFO] [stderr]    Compiling base-x v0.2.3
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking discard v1.0.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.2
[INFO] [stderr]    Compiling stdweb v0.4.10
[INFO] [stderr]     Checking rand v0.5.0
[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]    Compiling syn v0.15.18
[INFO] [stderr]     Checking serde_json v1.0.32
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling stdweb-derive v0.5.1
[INFO] [stderr]     Checking poker-trainer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(custom_attribute)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(custom_attribute)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]     --> src/evaluate.rs:2454:10
[INFO] [stdout]      |
[INFO] [stdout] 2454 |     quinary[(a >> 2)]+=1;
[INFO] [stdout]      |             ^      ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2454 -     quinary[(a >> 2)]+=1;
[INFO] [stdout] 2454 +     quinary[a >> 2]+=1;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]     --> src/evaluate.rs:2455:10
[INFO] [stdout]      |
[INFO] [stdout] 2455 |     quinary[(b >> 2)]+=1;
[INFO] [stdout]      |             ^      ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2455 -     quinary[(b >> 2)]+=1;
[INFO] [stdout] 2455 +     quinary[b >> 2]+=1;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]     --> src/evaluate.rs:2456:10
[INFO] [stdout]      |
[INFO] [stdout] 2456 |     quinary[(c >> 2)]+=1;
[INFO] [stdout]      |             ^      ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2456 -     quinary[(c >> 2)]+=1;
[INFO] [stdout] 2456 +     quinary[c >> 2]+=1;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]     --> src/evaluate.rs:2457:10
[INFO] [stdout]      |
[INFO] [stdout] 2457 |     quinary[(d >> 2)]+=1;
[INFO] [stdout]      |             ^      ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2457 -     quinary[(d >> 2)]+=1;
[INFO] [stdout] 2457 +     quinary[d >> 2]+=1;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]     --> src/evaluate.rs:2458:10
[INFO] [stdout]      |
[INFO] [stdout] 2458 |     quinary[(e >> 2)]+=1;
[INFO] [stdout]      |             ^      ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2458 -     quinary[(e >> 2)]+=1;
[INFO] [stdout] 2458 +     quinary[e >> 2]+=1;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `vec_remove_item`
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(vec_remove_item)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]     --> src/evaluate.rs:2454:10
[INFO] [stdout]      |
[INFO] [stdout] 2454 |     quinary[(a >> 2)]+=1;
[INFO] [stdout]      |             ^      ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2454 -     quinary[(a >> 2)]+=1;
[INFO] [stdout] 2454 +     quinary[a >> 2]+=1;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]     --> src/evaluate.rs:2455:10
[INFO] [stdout]      |
[INFO] [stdout] 2455 |     quinary[(b >> 2)]+=1;
[INFO] [stdout]      |             ^      ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2455 -     quinary[(b >> 2)]+=1;
[INFO] [stdout] 2455 +     quinary[b >> 2]+=1;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]     --> src/evaluate.rs:2456:10
[INFO] [stdout]      |
[INFO] [stdout] 2456 |     quinary[(c >> 2)]+=1;
[INFO] [stdout]      |             ^      ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2456 -     quinary[(c >> 2)]+=1;
[INFO] [stdout] 2456 +     quinary[c >> 2]+=1;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]     --> src/evaluate.rs:2457:10
[INFO] [stdout]      |
[INFO] [stdout] 2457 |     quinary[(d >> 2)]+=1;
[INFO] [stdout]      |             ^      ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2457 -     quinary[(d >> 2)]+=1;
[INFO] [stdout] 2457 +     quinary[d >> 2]+=1;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]     --> src/evaluate.rs:2458:10
[INFO] [stdout]      |
[INFO] [stdout] 2458 |     quinary[(e >> 2)]+=1;
[INFO] [stdout]      |             ^      ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2458 -     quinary[(e >> 2)]+=1;
[INFO] [stdout] 2458 +     quinary[e >> 2]+=1;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `vec_remove_item`
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(vec_remove_item)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `remove_item` found for struct `Vec<Card>` in the current scope
[INFO] [stdout]   --> src/main.rs:63:19
[INFO] [stdout]    |
[INFO] [stdout] 63 |         self.deck.remove_item(card).is_some()
[INFO] [stdout]    |                   ^^^^^^^^^^^ help: there is a method with a similar name: `remove`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `remove_item` found for struct `Vec<Card>` in the current scope
[INFO] [stdout]   --> src/main.rs:63:19
[INFO] [stdout]    |
[INFO] [stdout] 63 |         self.deck.remove_item(card).is_some()
[INFO] [stdout]    |                   ^^^^^^^^^^^ help: there is a method with a similar name: `remove`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0557, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `poker-trainer` (bin "poker-trainer") due to 4 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 3 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0557, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `poker-trainer` (bin "poker-trainer" test) due to 4 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9d75f1f855890a1ec4210b5b9dae383b70fc2db7c9790641e865b82c0732430a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d75f1f855890a1ec4210b5b9dae383b70fc2db7c9790641e865b82c0732430a", kill_on_drop: false }`
[INFO] [stdout] 9d75f1f855890a1ec4210b5b9dae383b70fc2db7c9790641e865b82c0732430a