[INFO] fetching crate citadel 0.2.0...
[INFO] testing citadel-0.2.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate citadel 0.2.0 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate citadel 0.2.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate citadel 0.2.0
[INFO] finished tweaking crates.io crate citadel 0.2.0
[INFO] tweaked toml for crates.io crate citadel 0.2.0 written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f3e7d0ce2b42182fa1e543ec724483db6a0274f885a6ac5300387905cf6c961
[INFO] running `Command { std: "docker" "start" "-a" "2f3e7d0ce2b42182fa1e543ec724483db6a0274f885a6ac5300387905cf6c961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f3e7d0ce2b42182fa1e543ec724483db6a0274f885a6ac5300387905cf6c961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f3e7d0ce2b42182fa1e543ec724483db6a0274f885a6ac5300387905cf6c961", kill_on_drop: false }`
[INFO] [stdout] 2f3e7d0ce2b42182fa1e543ec724483db6a0274f885a6ac5300387905cf6c961
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c0ed595e098aab48a0d8c15447dd01e75f8cbd9fda2ed177e4a212fd36a847e
[INFO] running `Command { std: "docker" "start" "-a" "3c0ed595e098aab48a0d8c15447dd01e75f8cbd9fda2ed177e4a212fd36a847e", kill_on_drop: false }`
[INFO] [stderr]    Compiling citadel v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "3c0ed595e098aab48a0d8c15447dd01e75f8cbd9fda2ed177e4a212fd36a847e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c0ed595e098aab48a0d8c15447dd01e75f8cbd9fda2ed177e4a212fd36a847e", kill_on_drop: false }`
[INFO] [stdout] 3c0ed595e098aab48a0d8c15447dd01e75f8cbd9fda2ed177e4a212fd36a847e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4011a81e947bc56266978f0cbfa9dfb558eed0814fb767835ec7fcc4ddbfb8b
[INFO] running `Command { std: "docker" "start" "-a" "e4011a81e947bc56266978f0cbfa9dfb558eed0814fb767835ec7fcc4ddbfb8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling citadel v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/modify/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/citadel-36dcaceb65f0e6b1)
[INFO] running `Command { std: "docker" "inspect" "e4011a81e947bc56266978f0cbfa9dfb558eed0814fb767835ec7fcc4ddbfb8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4011a81e947bc56266978f0cbfa9dfb558eed0814fb767835ec7fcc4ddbfb8b", kill_on_drop: false }`
[INFO] [stdout] e4011a81e947bc56266978f0cbfa9dfb558eed0814fb767835ec7fcc4ddbfb8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 255418118a4ec2dabf3e7e64080b3cbcea9d08ce1cf0bd0ce56f9588e2660f49
[INFO] running `Command { std: "docker" "start" "-a" "255418118a4ec2dabf3e7e64080b3cbcea9d08ce1cf0bd0ce56f9588e2660f49", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]  --> src/modify/mod.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     use super::*;
[INFO] [stderr]   |         ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `citadel` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/citadel-36dcaceb65f0e6b1)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test access::tests::test_encompassing ... ok
[INFO] [stdout] test access::tests::test_stat ... ok
[INFO] [stdout] test modify::tests::test_coerce ... ok
[INFO] [stdout] test tests::test_prelude ... ok
[INFO] [stderr]    Doc-tests citadel
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/access/stat.rs - access::stat::after (line 36) ... FAILED
[INFO] [stdout] test src/access/encompassing.rs - access::encompassing::encompassed_by (line 7) ... FAILED
[INFO] [stdout] test src/access/stat.rs - access::stat::positions (line 8) ... FAILED
[INFO] [stdout] test src/access/stat.rs - access::stat::between (line 46) ... FAILED
[INFO] [stdout] test src/access/stat.rs - access::stat::before (line 26) ... ok
[INFO] [stdout] test src/prelude.rs - prelude::filter_break (line 24) ... ok
[INFO] [stdout] test src/prelude.rs - prelude::collect_as_vector (line 8) ... ok
[INFO] [stdout] test src/prelude.rs - prelude::drop_break (line 44) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/access/stat.rs - access::stat::after (line 36) stdout ----
[INFO] [stdout] error: expected `;`, found `}`
[INFO] [stdout]  --> src/access/stat.rs:38:53
[INFO] [stdout]   |
[INFO] [stdout] 5 | let one_two_three = stat::after(&[4, 5, 1, 2, 3], 5)
[INFO] [stdout]   |                                                     ^ help: add `;` here
[INFO] [stdout] 6 | } _doctest_main_src_access_stat_rs_36_0() }
[INFO] [stdout]   | - unexpected token
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/access/encompassing.rs - access::encompassing::encompassed_by (line 7) stdout ----
[INFO] [stdout] error: field expressions cannot have generic arguments
[INFO] [stdout]  --> src/access/encompassing.rs:9:98
[INFO] [stdout]   |
[INFO] [stdout] 5 | let scoped: Vec<Vec<char>> = encompassing::encompassed_by("a{b{c}}".to_string().chars().collect::<&[char]>, ('{', '}'));
[INFO] [stdout]   |                                                                                                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0615]: attempted to take value of method `collect` on type `Chars<'_>`
[INFO] [stdout]  --> src/access/encompassing.rs:9:89
[INFO] [stdout]   |
[INFO] [stdout] 5 | let scoped: Vec<Vec<char>> = encompassing::encompassed_by("a{b{c}}".to_string().chars().collect::<&[char]>, ('{', '}'));
[INFO] [stdout]   |                                                                                         ^^^^^^^ method, not a field
[INFO] [stdout]   |
[INFO] [stdout] help: use parentheses to call the method
[INFO] [stdout]   |
[INFO] [stdout] 5 | let scoped: Vec<Vec<char>> = encompassing::encompassed_by("a{b{c}}".to_string().chars().collect::<&[char]>(), ('{', '}'));
[INFO] [stdout]   |                                                                                                           ++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0615`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/access/stat.rs - access::stat::positions (line 8) stdout ----
[INFO] [stdout] error: expected `;`, found `}`
[INFO] [stdout]  --> src/access/stat.rs:9:55
[INFO] [stdout]   |
[INFO] [stdout] 3 | let spots_of_a = positions(&['a', 'a', 'b', 'a'], 'a')
[INFO] [stdout]   |                                                       ^ help: add `;` here
[INFO] [stdout] 4 | } _doctest_main_src_access_stat_rs_8_0() }
[INFO] [stdout]   | - unexpected token
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `positions` in this scope
[INFO] [stdout]  --> src/access/stat.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | let spots_of_a = positions(&['a', 'a', 'b', 'a'], 'a')
[INFO] [stdout]   |                  ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/access/stat.rs - access::stat::between (line 46) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/access/stat.rs:48:50
[INFO] [stdout]   |
[INFO] [stdout] 5 | let one_two_three = stat::between(&[1, 2, 3, 1], vec![2, 3]);
[INFO] [stdout]   |                                                  ^^^^^^^^^^ expected tuple, found struct `Vec`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected tuple `({integer}, {integer})`
[INFO] [stdout]             found struct `Vec<{integer}>`
[INFO] [stdout]   = note: this error originates in the macro `vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/access/encompassing.rs - access::encompassing::encompassed_by (line 7)
[INFO] [stdout]     src/access/stat.rs - access::stat::after (line 36)
[INFO] [stdout]     src/access/stat.rs - access::stat::between (line 46)
[INFO] [stdout]     src/access/stat.rs - access::stat::positions (line 8)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "255418118a4ec2dabf3e7e64080b3cbcea9d08ce1cf0bd0ce56f9588e2660f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "255418118a4ec2dabf3e7e64080b3cbcea9d08ce1cf0bd0ce56f9588e2660f49", kill_on_drop: false }`
[INFO] [stdout] 255418118a4ec2dabf3e7e64080b3cbcea9d08ce1cf0bd0ce56f9588e2660f49