[INFO] fetching crate pineapplepizza 0.1.2...
[INFO] checking pineapplepizza-0.1.2 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate pineapplepizza 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate pineapplepizza 0.1.2 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pineapplepizza 0.1.2
[INFO] finished tweaking crates.io crate pineapplepizza 0.1.2
[INFO] tweaked toml for crates.io crate pineapplepizza 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b928d742ff132cb18bc4a74f186ed080547cb00b364cb5c1246bdcd789bdb80c
[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" "b928d742ff132cb18bc4a74f186ed080547cb00b364cb5c1246bdcd789bdb80c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b928d742ff132cb18bc4a74f186ed080547cb00b364cb5c1246bdcd789bdb80c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b928d742ff132cb18bc4a74f186ed080547cb00b364cb5c1246bdcd789bdb80c", kill_on_drop: false }`
[INFO] [stdout] b928d742ff132cb18bc4a74f186ed080547cb00b364cb5c1246bdcd789bdb80c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecef022dec5e23b3daae4bcd522baaef52ca271964cb101dbf1690ddc58681fd
[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" "ecef022dec5e23b3daae4bcd522baaef52ca271964cb101dbf1690ddc58681fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]     Checking pineapplepizza v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::option`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::option;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::ErrorKind::Custom`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use nom::ErrorKind::Custom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SerializeMap`, `SerializeSeq`
[INFO] [stdout]   --> src/main.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 | use serde::ser::{Serialize, Serializer, SerializeSeq, SerializeMap};
[INFO] [stdout]    |                                         ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:114:15
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let sep = (if sepb {"- "} else {"* "});
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/main.rs:181:28
[INFO] [stdout]     |
[INFO] [stdout] 181 |   input.split_at_position1({|item| { let ch = item.as_char(); (((ch == '\n') || (ch == '\\')) || (ch == '/'))} }, ErrorKind::Custom(2))
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:181:63
[INFO] [stdout]     |
[INFO] [stdout] 181 |   input.split_at_position1({|item| { let ch = item.as_char(); (((ch == '\n') || (ch == '\\')) || (ch == '/'))} }, ErrorKind::Custom(2))
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |   if(level == 0) {
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:231:6
[INFO] [stdout]     |
[INFO] [stdout] 231 |   if (args.len() < 3) {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:238:19
[INFO] [stdout]     |
[INFO] [stdout] 238 |   let print_out = (args.len() == 3);
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::option`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::option;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::ErrorKind::Custom`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use nom::ErrorKind::Custom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SerializeMap`, `SerializeSeq`
[INFO] [stdout]   --> src/main.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 | use serde::ser::{Serialize, Serializer, SerializeSeq, SerializeMap};
[INFO] [stdout]    |                                         ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:114:15
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let sep = (if sepb {"- "} else {"* "});
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/main.rs:181:28
[INFO] [stdout]     |
[INFO] [stdout] 181 |   input.split_at_position1({|item| { let ch = item.as_char(); (((ch == '\n') || (ch == '\\')) || (ch == '/'))} }, ErrorKind::Custom(2))
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:181:63
[INFO] [stdout]     |
[INFO] [stdout] 181 |   input.split_at_position1({|item| { let ch = item.as_char(); (((ch == '\n') || (ch == '\\')) || (ch == '/'))} }, ErrorKind::Custom(2))
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |   if(level == 0) {
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:231:6
[INFO] [stdout]     |
[INFO] [stdout] 231 |   if (args.len() < 3) {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:238:19
[INFO] [stdout]     |
[INFO] [stdout] 238 |   let print_out = (args.len() == 3);
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:244:52
[INFO] [stdout]     |
[INFO] [stdout] 244 | ...                   why.description()),
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:251:54
[INFO] [stdout]     |
[INFO] [stdout] 251 | ...                   why.description()),
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/main.rs:188:362
[INFO] [stdout]     |
[INFO] [stdout] 188 | ...t::<Vec<&str>>().len()), |(txt, len)| txt));
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:244:52
[INFO] [stdout]     |
[INFO] [stdout] 244 | ...                   why.description()),
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:251:54
[INFO] [stdout]     |
[INFO] [stdout] 251 | ...                   why.description()),
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:304:54
[INFO] [stdout]     |
[INFO] [stdout] 304 | ...                   why.description()),
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:312:54
[INFO] [stdout]     |
[INFO] [stdout] 312 | ...                   why.description()),
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:318:34
[INFO] [stdout]     |
[INFO] [stdout] 318 |     Err(why) => panic!("{}", why.description()),
[INFO] [stdout]     |                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:346:54
[INFO] [stdout]     |
[INFO] [stdout] 346 | ...                   why.description()),
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:352:56
[INFO] [stdout]     |
[INFO] [stdout] 352 | ...                   why.description()),
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/main.rs:188:362
[INFO] [stdout]     |
[INFO] [stdout] 188 | ...t::<Vec<&str>>().len()), |(txt, len)| txt));
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/main.rs:343:9
[INFO] [stdout]     |
[INFO] [stdout] 343 |     let mut s = String::new();
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:343:9
[INFO] [stdout]     |
[INFO] [stdout] 343 |     let mut s = String::new();
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.64s
[INFO] running `Command { std: "docker" "inspect" "ecef022dec5e23b3daae4bcd522baaef52ca271964cb101dbf1690ddc58681fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecef022dec5e23b3daae4bcd522baaef52ca271964cb101dbf1690ddc58681fd", kill_on_drop: false }`
[INFO] [stdout] ecef022dec5e23b3daae4bcd522baaef52ca271964cb101dbf1690ddc58681fd