[INFO] fetching crate capped_collections 0.1.0...
[INFO] testing capped_collections-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate capped_collections 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate capped_collections 0.1.0
[INFO] finished tweaking crates.io crate capped_collections 0.1.0
[INFO] tweaked toml for crates.io crate capped_collections 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate capped_collections 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate capped_collections 0.1.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded delegate v0.13.2
[INFO] [stderr]   Downloaded corlib v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74d5ce51f0690d741996db50d0b1ba7305851584d0f40129b6d521ad8e24aaae
[INFO] running `Command { std: "docker" "start" "-a" "74d5ce51f0690d741996db50d0b1ba7305851584d0f40129b6d521ad8e24aaae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74d5ce51f0690d741996db50d0b1ba7305851584d0f40129b6d521ad8e24aaae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74d5ce51f0690d741996db50d0b1ba7305851584d0f40129b6d521ad8e24aaae", kill_on_drop: false }`
[INFO] [stdout] 74d5ce51f0690d741996db50d0b1ba7305851584d0f40129b6d521ad8e24aaae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f169b103e3953c0b5581a4c404f023cdcf64752b7ef1081ffbd778a4339d033d
[INFO] running `Command { std: "docker" "start" "-a" "f169b103e3953c0b5581a4c404f023cdcf64752b7ef1081ffbd778a4339d033d", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling delegate v0.13.2
[INFO] [stderr]    Compiling corlib v0.4.1
[INFO] [stderr]    Compiling capped_collections v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ascii::escape_default`
[INFO] [stdout]  --> src/capped_vec.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{array, ascii::escape_default, fmt::Display, mem, ops::{Index, IndexMut}, slice::{Iter, IterMut}};
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.98s
[INFO] running `Command { std: "docker" "inspect" "f169b103e3953c0b5581a4c404f023cdcf64752b7ef1081ffbd778a4339d033d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f169b103e3953c0b5581a4c404f023cdcf64752b7ef1081ffbd778a4339d033d", kill_on_drop: false }`
[INFO] [stdout] f169b103e3953c0b5581a4c404f023cdcf64752b7ef1081ffbd778a4339d033d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8454c7be15e0c82d8d0d08206e86bdffc550c5783fd8725b2a471914d61ad773
[INFO] running `Command { std: "docker" "start" "-a" "8454c7be15e0c82d8d0d08206e86bdffc550c5783fd8725b2a471914d61ad773", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `ascii::escape_default`
[INFO] [stdout]  --> src/capped_vec.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{array, ascii::escape_default, fmt::Display, mem, ops::{Index, IndexMut}, slice::{Iter, IterMut}};
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling capped_collections v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ascii::escape_default`
[INFO] [stdout]  --> src/capped_vec.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{array, ascii::escape_default, fmt::Display, mem, ops::{Index, IndexMut}, slice::{Iter, IterMut}};
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "8454c7be15e0c82d8d0d08206e86bdffc550c5783fd8725b2a471914d61ad773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8454c7be15e0c82d8d0d08206e86bdffc550c5783fd8725b2a471914d61ad773", kill_on_drop: false }`
[INFO] [stdout] 8454c7be15e0c82d8d0d08206e86bdffc550c5783fd8725b2a471914d61ad773
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 479c55394559e87bc6bf4659a7c47f7e179b8bea1a6de7021bae4612ebc9961c
[INFO] running `Command { std: "docker" "start" "-a" "479c55394559e87bc6bf4659a7c47f7e179b8bea1a6de7021bae4612ebc9961c", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ascii::escape_default`
[INFO] [stderr]  --> src/capped_vec.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::{array, ascii::escape_default, fmt::Display, mem, ops::{Index, IndexMut}, slice::{Iter, IterMut}};
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `capped_collections` (lib) generated 1 warning (run `cargo fix --lib -p capped_collections` to apply 1 suggestion)
[INFO] [stderr] warning: `capped_collections` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/capped_collections-4b05d5ccbe78f924)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test capped_vec_tests::push ... ok
[INFO] [stdout] test capped_vec_tests::push2_pop2 ... ok
[INFO] [stdout] test capped_vec_tests::push_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests capped_collections
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/../README.md - (line 26) ... FAILED
[INFO] [stdout] test src/../README.md - (line 62) ... FAILED
[INFO] [stdout] test src/../README.md - (line 115) ... FAILED
[INFO] [stdout] test src/../README.md - (line 103) ... FAILED
[INFO] [stdout] test src/../README.md - (line 44) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/../README.md - (line 26) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CappedVec`
[INFO] [stdout]   --> src/../README.md:29:26
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let mut capped_vec = CappedVec::<i32, 5>::new();
[INFO] [stdout]    |                          ^^^^^^^^^ use of undeclared type `CappedVec`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 26 + use capped_collections::CappedVec;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/../README.md - (line 62) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CappedVec`
[INFO] [stdout]   --> src/../README.md:65:26
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let mut capped_vec = CappedVec::<i32, 5>::new();
[INFO] [stdout]    |                          ^^^^^^^^^ use of undeclared type `CappedVec`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 62 + use capped_collections::CappedVec;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0689]: can't call method `pp` on ambiguous numeric type `{integer}`
[INFO] [stdout]   --> src/../README.md:82:11
[INFO] [stdout]    |
[INFO] [stdout] 75 |     let mut i = 1;
[INFO] [stdout]    |         ----- you must specify a type for this binding, like `i32`
[INFO] [stdout] ...
[INFO] [stdout] 82 |         i.pp();
[INFO] [stdout]    |           ^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0689.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/../README.md - (line 115) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `bar` in this scope
[INFO] [stdout]    --> src/../README.md:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 |     bar();
[INFO] [stdout]     |     ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/../README.md - (line 103) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `bar` in this scope
[INFO] [stdout]    --> src/../README.md:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     bar();
[INFO] [stdout]     |     ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/../README.md - (line 44) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CappedVec`
[INFO] [stdout]   --> src/../README.md:47:26
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let mut capped_vec = CappedVec::<i32, 5>::new();
[INFO] [stdout]    |                          ^^^^^^^^^ use of undeclared type `CappedVec`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 44 + use capped_collections::CappedVec;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/../README.md - (line 103)
[INFO] [stdout]     src/../README.md - (line 115)
[INFO] [stdout]     src/../README.md - (line 26)
[INFO] [stdout]     src/../README.md - (line 44)
[INFO] [stdout]     src/../README.md - (line 62)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.33s; merged doctests compilation took 0.09s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "479c55394559e87bc6bf4659a7c47f7e179b8bea1a6de7021bae4612ebc9961c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "479c55394559e87bc6bf4659a7c47f7e179b8bea1a6de7021bae4612ebc9961c", kill_on_drop: false }`
[INFO] [stdout] 479c55394559e87bc6bf4659a7c47f7e179b8bea1a6de7021bae4612ebc9961c