[INFO] fetching crate svalbard 1.0.1...
[INFO] checking svalbard-1.0.1 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate svalbard 1.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate svalbard 1.0.1 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate svalbard 1.0.1
[INFO] finished tweaking crates.io crate svalbard 1.0.1
[INFO] tweaked toml for crates.io crate svalbard 1.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate svalbard 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded array-macro v1.0.4
[INFO] [stderr]   Downloaded ferris_print v0.1.0
[INFO] [stderr]   Downloaded ferris-says v0.1.1
[INFO] [stderr]   Downloaded num v0.2.0
[INFO] [stderr]   Downloaded cursive v0.13.0
[INFO] [stderr]   Downloaded num-traits v0.2.9
[INFO] [stderr]   Downloaded enum-map v0.6.1
[INFO] [stderr]   Downloaded num-complex v0.2.3
[INFO] [stderr]   Downloaded xi-unicode v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac2310f52e6314a85c2d147410621ecb8c894771c8a4170ea05c321259aba6d3
[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" "ac2310f52e6314a85c2d147410621ecb8c894771c8a4170ea05c321259aba6d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac2310f52e6314a85c2d147410621ecb8c894771c8a4170ea05c321259aba6d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac2310f52e6314a85c2d147410621ecb8c894771c8a4170ea05c321259aba6d3", kill_on_drop: false }`
[INFO] [stdout] ac2310f52e6314a85c2d147410621ecb8c894771c8a4170ea05c321259aba6d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 87684cbe571752a7b516e3e1577645b17de83c81c716e45b8780d0a4a160b1e3
[INFO] running `Command { std: "docker" "start" "-a" "87684cbe571752a7b516e3e1577645b17de83c81c716e45b8780d0a4a160b1e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]     Checking arc-swap v0.4.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking array-macro v1.0.4
[INFO] [stderr]     Checking xi-unicode v0.2.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking signal-hook-registry v1.1.1
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking signal-hook v0.1.11
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking ferris-says v0.1.1
[INFO] [stderr]     Checking ferris_print v0.1.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling enum-map-derive v0.4.3
[INFO] [stderr]     Checking enum-map v0.6.1
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling enumset_derive v0.4.3
[INFO] [stderr]     Checking enumset v0.4.4
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking cursive v0.13.0
[INFO] [stderr]     Checking svalbard v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Boxable`, `Scrollable`
[INFO] [stdout]  --> src/lib.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cursive::traits::{Boxable, Scrollable};
[INFO] [stdout]   |                       ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Dialog`, `EditView`, `SelectView`
[INFO] [stdout]  --> src/lib.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cursive::views::{Dialog, EditView, SelectView};
[INFO] [stdout]   |                      ^^^^^^  ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]  --> src/screens.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ops::Add;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Boxable`, `Scrollable`
[INFO] [stdout]  --> src/lib.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cursive::traits::{Boxable, Scrollable};
[INFO] [stdout]   |                       ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Dialog`, `EditView`, `SelectView`
[INFO] [stdout]  --> src/lib.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cursive::views::{Dialog, EditView, SelectView};
[INFO] [stdout]   |                      ^^^^^^  ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]  --> src/screens.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ops::Add;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `State`
[INFO] [stdout]    --> src/lib.rs:479:64
[INFO] [stdout]     |
[INFO] [stdout] 479 |     use crate::{find_chapter_index, smallest_value_in_hashmap, State, CHAPTERS};
[INFO] [stdout]     |                                                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let result: State = {
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let result: State = {
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "87684cbe571752a7b516e3e1577645b17de83c81c716e45b8780d0a4a160b1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87684cbe571752a7b516e3e1577645b17de83c81c716e45b8780d0a4a160b1e3", kill_on_drop: false }`
[INFO] [stdout] 87684cbe571752a7b516e3e1577645b17de83c81c716e45b8780d0a4a160b1e3