[INFO] fetching crate display-as 0.5.2...
[INFO] testing display-as-0.5.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate display-as 0.5.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate display-as 0.5.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate display-as 0.5.2
[INFO] finished tweaking crates.io crate display-as 0.5.2
[INFO] tweaked toml for crates.io crate display-as 0.5.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded display-as-proc-macro v0.4.3
[INFO] [stderr]   Downloaded gotham v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8792713dff276d7b608710abb0b998c096f550d4c8cac464be63fbcdc3ed3f92
[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" "8792713dff276d7b608710abb0b998c096f550d4c8cac464be63fbcdc3ed3f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8792713dff276d7b608710abb0b998c096f550d4c8cac464be63fbcdc3ed3f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8792713dff276d7b608710abb0b998c096f550d4c8cac464be63fbcdc3ed3f92", kill_on_drop: false }`
[INFO] [stdout] 8792713dff276d7b608710abb0b998c096f550d4c8cac464be63fbcdc3ed3f92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91235e6c5b564fbf0de0cd626b505e4150671cf64a2e5601651900769b4b0dcd
[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" "91235e6c5b564fbf0de0cd626b505e4150671cf64a2e5601651900769b4b0dcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling display-as-proc-macro v0.4.3
[INFO] [stderr]    Compiling display-as v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `Command { std: "docker" "inspect" "91235e6c5b564fbf0de0cd626b505e4150671cf64a2e5601651900769b4b0dcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91235e6c5b564fbf0de0cd626b505e4150671cf64a2e5601651900769b4b0dcd", kill_on_drop: false }`
[INFO] [stdout] 91235e6c5b564fbf0de0cd626b505e4150671cf64a2e5601651900769b4b0dcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 011d31ce320ea62781b20f7b642eed44adcf3bbbd1aeaaf80a2b19debc87ce92
[INFO] running `Command { std: "docker" "start" "-a" "011d31ce320ea62781b20f7b642eed44adcf3bbbd1aeaaf80a2b19debc87ce92", kill_on_drop: false }`
[INFO] [stderr]    Compiling display-as v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> tests/write_as.rs:41:38
[INFO] [stdout]    |
[INFO] [stdout] 41 |     write_as!(HTML, s, for d in data.into_iter() {
[INFO] [stdout]    |                                      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "011d31ce320ea62781b20f7b642eed44adcf3bbbd1aeaaf80a2b19debc87ce92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "011d31ce320ea62781b20f7b642eed44adcf3bbbd1aeaaf80a2b19debc87ce92", kill_on_drop: false }`
[INFO] [stdout] 011d31ce320ea62781b20f7b642eed44adcf3bbbd1aeaaf80a2b19debc87ce92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", 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] 3ba049a978978b4ef14380bffcb51b7a3fd7f10a1af453ce24a872e3592ef978
[INFO] running `Command { std: "docker" "start" "-a" "3ba049a978978b4ef14380bffcb51b7a3fd7f10a1af453ce24a872e3592ef978", kill_on_drop: false }`
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> tests/write_as.rs:41:38
[INFO] [stderr]    |
[INFO] [stderr] 41 |     write_as!(HTML, s, for d in data.into_iter() {
[INFO] [stderr]    |                                      ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/display_as-3fdccfeddf75609a
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test float::display ... ok
[INFO] [stdout] test float::to_floating ... ok
[INFO] [stdout] test html::escaping ... ok
[INFO] [stdout] test html::floats ... ok
[INFO] [stdout] test latex::escaping ... ok
[INFO] [stdout] test mathlatex::escaping ... ok
[INFO] [stdout] test latex::floats ... ok
[INFO] [stdout] test mathlatex::floats ... ok
[INFO] [stdout] test rust::escaping ... ok
[INFO] [stdout] test tests::html_escaping ... ok
[INFO] [stdout] test url::escaping ... ok
[INFO] [stdout] test utf8::escaping ... ok
[INFO] [stdout] test test_closure ... ok
[INFO] [stdout] test rust::floats ... ok
[INFO] [stdout] test utf8::floats ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/format_as-92febcfe578c4f4e
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test integer_reference ... ok
[INFO] [stdout] test just_string ... ok
[INFO] [stdout] test string_and_float ... ok
[INFO] [stdout] test string_and_integer ... ok
[INFO] [stdout] test test_conditionals ... ok
[INFO] [stdout] test test_let_again ... ok
[INFO] [stdout] test test_let ... ok
[INFO] [stdout] test test_mixed_formats ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/if_let_with_pattern-705cd6666ff5bb8b
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_if_let ... ok
[INFO] [stdout] test test_let_with_braces_match ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/loop_in_let-a09211cc80a556e4
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_loop_no_let ... ok
[INFO] [stdout] test test_let ... ok
[INFO] [stdout] test test_loop_no_let_b ... ok
[INFO] [stdout] test test_no_loop_no_let_c ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/match-d1654235ea5590ff
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_match ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mixed_types-35379789ec68fb32
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test mixed_formats_in_let ... ok
[INFO] [stdout] test mixed_types ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/with_template-6ac9b2ee06fcf8be
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test foo ... ok
[INFO] [stdout] test from_file ... ok
[INFO] [stdout] test from_delimiters ... ok
[INFO] [stdout] test testing_if ... ok
[INFO] [stdout] test from_file_include ... ok
[INFO] [stdout] test from_file_base ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/write_as-e896fa0831597d2d
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test write_integer ... ok
[INFO] [stdout] test write_nice_loop ... ok
[INFO] [stdout] test write_nice_loop_strings ... ok
[INFO] [stdout] test write_to_mut_ref_string ... ok
[INFO] [stdout] test write_to_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests display-as
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - (line 156) ... ignored
[INFO] [stdout] test src/lib.rs - (line 178) ... ignored
[INFO] [stdout] test src/lib.rs - (line 183) ... ignored
[INFO] [stdout] test src/lib.rs - (line 188) ... ignored
[INFO] [stdout] test src/lib.rs - (line 74) ... ok
[INFO] [stdout] test src/lib.rs - (line 59) ... ok
[INFO] [stdout] test src/lib.rs - (line 104) ... ok
[INFO] [stdout] test src/lib.rs - (line 118) ... ok
[INFO] [stdout] test src/lib.rs - (line 88) ... ok
[INFO] [stdout] test src/lib.rs - (line 133) ... ok
[INFO] [stdout] test src/lib.rs - (line 193) ... ok
[INFO] [stdout] test src/html.rs - display_floats_as (line 78) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3ba049a978978b4ef14380bffcb51b7a3fd7f10a1af453ce24a872e3592ef978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ba049a978978b4ef14380bffcb51b7a3fd7f10a1af453ce24a872e3592ef978", kill_on_drop: false }`
[INFO] [stdout] 3ba049a978978b4ef14380bffcb51b7a3fd7f10a1af453ce24a872e3592ef978