[INFO] fetching crate citadel 0.2.0...
[INFO] testing citadel-0.2.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate citadel 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate citadel 0.2.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2981eec9908c3cafab525a99b9737240d62834cb4dabd3a95feaef9afb6e201
[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" "e2981eec9908c3cafab525a99b9737240d62834cb4dabd3a95feaef9afb6e201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2981eec9908c3cafab525a99b9737240d62834cb4dabd3a95feaef9afb6e201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2981eec9908c3cafab525a99b9737240d62834cb4dabd3a95feaef9afb6e201", kill_on_drop: false }`
[INFO] [stdout] e2981eec9908c3cafab525a99b9737240d62834cb4dabd3a95feaef9afb6e201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--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] 4b5e9a1c20eb683a8191a6cefd968c91daa2146ab62eb25f7b1246f3114ad519
[INFO] running `Command { std: "docker" "start" "-a" "4b5e9a1c20eb683a8191a6cefd968c91daa2146ab62eb25f7b1246f3114ad519", kill_on_drop: false }`
[INFO] [stderr]    Compiling citadel v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "4b5e9a1c20eb683a8191a6cefd968c91daa2146ab62eb25f7b1246f3114ad519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b5e9a1c20eb683a8191a6cefd968c91daa2146ab62eb25f7b1246f3114ad519", kill_on_drop: false }`
[INFO] [stdout] 4b5e9a1c20eb683a8191a6cefd968c91daa2146ab62eb25f7b1246f3114ad519
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--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] 6593fa27ca05eafe5fc84efd6d6b1a44a838ca786ddc126179618dd154c9f95a
[INFO] running `Command { std: "docker" "start" "-a" "6593fa27ca05eafe5fc84efd6d6b1a44a838ca786ddc126179618dd154c9f95a", 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 1.14s
[INFO] running `Command { std: "docker" "inspect" "6593fa27ca05eafe5fc84efd6d6b1a44a838ca786ddc126179618dd154c9f95a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6593fa27ca05eafe5fc84efd6d6b1a44a838ca786ddc126179618dd154c9f95a", kill_on_drop: false }`
[INFO] [stdout] 6593fa27ca05eafe5fc84efd6d6b1a44a838ca786ddc126179618dd154c9f95a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 06e738cf5d6741a0ed8606cb669d5c137829a87617f0563a963c8b29ccdf05b0
[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" "06e738cf5d6741a0ed8606cb669d5c137829a87617f0563a963c8b29ccdf05b0", 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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/citadel-16faa88bccd114a0)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests citadel
[INFO] [stdout] running 4 tests
[INFO] [stdout] test modify::tests::test_coerce ... ok
[INFO] [stdout] test access::tests::test_stat ... ok
[INFO] [stdout] test access::tests::test_encompassing ... ok
[INFO] [stdout] test tests::test_prelude ... ok
[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::positions (line 9) ... FAILED
[INFO] [stdout] test src/access/encompassing.rs - access::encompassing::encompassed_by (line 8) ... FAILED
[INFO] [stdout] test src/access/stat.rs - access::stat::after (line 37) ... FAILED
[INFO] [stdout] test src/prelude.rs - prelude::drop_break (line 44) ... ok
[INFO] [stdout] test src/access/stat.rs - access::stat::between (line 47) ... FAILED
[INFO] [stdout] test src/prelude.rs - prelude::collect_as_vector (line 8) ... ok
[INFO] [stdout] test src/prelude.rs - prelude::filter_break (line 24) ... ok
[INFO] [stdout] test src/access/stat.rs - access::stat::before (line 26) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/access/stat.rs - access::stat::positions (line 9) stdout ----
[INFO] [stdout] error: expected `;`, found `}`
[INFO] [stdout]  --> src/access/stat.rs:10:55
[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_9_0() }
[INFO] [stdout]   | - unexpected token
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `positions` in this scope
[INFO] [stdout]  --> src/access/stat.rs:10:18
[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/encompassing.rs - access::encompassing::encompassed_by (line 8) stdout ----
[INFO] [stdout] error: field expressions cannot have generic arguments
[INFO] [stdout]  --> src/access/encompassing.rs:10:98
[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:10:89
[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::after (line 37) stdout ----
[INFO] [stdout] error: expected `;`, found `}`
[INFO] [stdout]  --> src/access/stat.rs:39:53
[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_37_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/stat.rs - access::stat::between (line 47) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/access/stat.rs:49:50
[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 8)
[INFO] [stdout]     src/access/stat.rs - access::stat::after (line 37)
[INFO] [stdout]     src/access/stat.rs - access::stat::between (line 47)
[INFO] [stdout]     src/access/stat.rs - access::stat::positions (line 9)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.23s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "06e738cf5d6741a0ed8606cb669d5c137829a87617f0563a963c8b29ccdf05b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06e738cf5d6741a0ed8606cb669d5c137829a87617f0563a963c8b29ccdf05b0", kill_on_drop: false }`
[INFO] [stdout] 06e738cf5d6741a0ed8606cb669d5c137829a87617f0563a963c8b29ccdf05b0
