[INFO] fetching crate miau 0.1.1...
[INFO] testing miau-0.1.1 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate miau 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate miau 0.1.1 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate miau 0.1.1
[INFO] finished tweaking crates.io crate miau 0.1.1
[INFO] tweaked toml for crates.io crate miau 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate miau 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded json5 v0.3.0
[INFO] [stderr]   Downloaded rmp v0.8.10
[INFO] [stderr]   Downloaded rmp-serde v0.15.4
[INFO] [stderr]   Downloaded rstest v0.6.4
[INFO] [stderr]   Downloaded serde_ini v0.2.0
[INFO] [stderr]   Downloaded result v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bec68a6d7944866e6f4f683af528e11a40aecebc3b99828c3d18b103e98a449c
[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" "bec68a6d7944866e6f4f683af528e11a40aecebc3b99828c3d18b103e98a449c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bec68a6d7944866e6f4f683af528e11a40aecebc3b99828c3d18b103e98a449c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec68a6d7944866e6f4f683af528e11a40aecebc3b99828c3d18b103e98a449c", kill_on_drop: false }`
[INFO] [stdout] bec68a6d7944866e6f4f683af528e11a40aecebc3b99828c3d18b103e98a449c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c4caf58769ddef4de49f8d5991ae05d33802b7b098855f0b00129d4c38efac5
[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" "2c4caf58769ddef4de49f8d5991ae05d33802b7b098855f0b00129d4c38efac5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-sink v0.3.12
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling futures-io v0.3.12
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling futures-channel v0.3.12
[INFO] [stderr]    Compiling futures-task v0.3.12
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling futures-executor v0.3.12
[INFO] [stderr]    Compiling futures v0.3.12
[INFO] [stderr]    Compiling miau v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.57s
[INFO] running `Command { std: "docker" "inspect" "2c4caf58769ddef4de49f8d5991ae05d33802b7b098855f0b00129d4c38efac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c4caf58769ddef4de49f8d5991ae05d33802b7b098855f0b00129d4c38efac5", kill_on_drop: false }`
[INFO] [stdout] 2c4caf58769ddef4de49f8d5991ae05d33802b7b098855f0b00129d4c38efac5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09d450c1a08d5ef114ef592885c73824ad8252a68b3a169a9aed5b0929e805fc
[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" "09d450c1a08d5ef114ef592885c73824ad8252a68b3a169a9aed5b0929e805fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling dtoa v0.4.7
[INFO] [stderr]    Compiling bytes v0.6.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tokio v0.3.7
[INFO] [stderr]    Compiling rstest v0.6.4
[INFO] [stderr]    Compiling tokio-macros v0.3.2
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling serde_yaml v0.8.17
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rmp-serde v0.15.4
[INFO] [stderr]    Compiling miau v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.10s
[INFO] running `Command { std: "docker" "inspect" "09d450c1a08d5ef114ef592885c73824ad8252a68b3a169a9aed5b0929e805fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09d450c1a08d5ef114ef592885c73824ad8252a68b3a169a9aed5b0929e805fc", kill_on_drop: false }`
[INFO] [stdout] 09d450c1a08d5ef114ef592885c73824ad8252a68b3a169a9aed5b0929e805fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 372ef16368c9c9e795f1d88ff4ffb46281c5f98a62c9c7df808b85c11ef3b1d4
[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" "372ef16368c9c9e795f1d88ff4ffb46281c5f98a62c9c7df808b85c11ef3b1d4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/miau-391de22eb817bc45)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test parsing::tests::test_key_to_str_success::case_5 ... ok
[INFO] [stdout] test parsing::tests::test_key_to_str_success::case_8 ... ok
[INFO] [stdout] test parsing::tests::test_key_to_str_success::case_7 ... ok
[INFO] [stdout] test parsing::tests::test_key_to_str_success::case_6 ... ok
[INFO] [stdout] test parsing::tests::test_key_to_str_success::case_3 ... ok
[INFO] [stdout] test parsing::tests::test_key_to_str_success::case_4 ... ok
[INFO] [stderr]    Doc-tests miau
[INFO] [stdout] test parsing::tests::test_key_to_str_failure ... ok
[INFO] [stdout] test parsing::tests::test_key_to_str_success::case_1 ... ok
[INFO] [stdout] test parsing::tests::test_key_to_str_success::case_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/source/memory.rs - source::memory::InMemorySource::from_string_slice (line 19) ... FAILED
[INFO] [stdout] test src/builder.rs - builder::ConfigurationBuilder::build (line 105) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 25) ... FAILED
[INFO] [stdout] test src/builder.rs - builder::ConfigurationBuilder::add (line 41) ... FAILED
[INFO] [stdout] test src/configuration/tree.rs - configuration::tree::ConfigurationTree (line 18) ... ok
[INFO] [stdout] test src/builder.rs - builder::ConfigurationBuilder::new (line 27) ... ok
[INFO] [stdout] test src/error.rs - error::ConfigurationError::pretty_display (line 130) ... ok
[INFO] [stdout] test src/builder.rs - builder::AsyncConfigurationBuilder::new (line 165) ... ok
[INFO] [stdout] test src/error.rs - error::ConfigurationError::enrich_with_context (line 63) ... ok
[INFO] [stdout] test src/configuration/plural.rs - configuration::plural::Configuration::infos (line 71) ... ok
[INFO] [stdout] test src/configuration/read.rs - configuration::read::ConfigurationRead::get (line 10) ... ok
[INFO] [stdout] test src/error.rs - error::ConfigurationError::enrich_with_key (line 87) ... ok
[INFO] [stdout] test src/configuration/value.rs - configuration::value::Value::display_type (line 23) ... ok
[INFO] [stdout] test src/configuration/plural.rs - configuration::plural::Configuration (line 22) ... ok
[INFO] [stdout] test src/builder.rs - builder::ConfigurationBuilder::add_provider (line 61) ... ok
[INFO] [stdout] test src/configuration/read.rs - configuration::read::ConfigurationRead::get_result (line 27) ... ok
[INFO] [stdout] test src/configuration/lens.rs - configuration::lens::Lens (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/source/memory.rs - source::memory::InMemorySource::from_string_slice (line 19) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `miau::format::Json`
[INFO] [stdout]  --> src/source/memory.rs:22:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use miau::format::Json;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ no `Json` in `format`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/builder.rs - builder::ConfigurationBuilder::build (line 105) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `json` in module `format`
[INFO] [stdout]   --> src/builder.rs:115:69
[INFO] [stdout]    |
[INFO] [stdout] 13 | builder.add(FileSource::from_path("./a/path/to/file.json"), format::json());
[INFO] [stdout]    |                                                                     ^^^^ not found in `format`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 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/lib.rs - (line 25) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `miau::format::Json5`
[INFO] [stdout]  --> src/lib.rs:27:78
[INFO] [stdout]   |
[INFO] [stdout] 4 |     builder::ConfigurationBuilder, configuration::ConfigurationRead, format, format::Json5,
[INFO] [stdout]   |                                                                              ^^^^^^^^^^^^^ no `Json5` in `format`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `json` in module `format`
[INFO] [stdout]   --> src/lib.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |             format::json())
[INFO] [stdout]    |                     ^^^^ not found in `format`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/builder.rs - builder::ConfigurationBuilder::add (line 41) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `json` in module `format`
[INFO] [stdout]  --> src/builder.rs:47:69
[INFO] [stdout]   |
[INFO] [stdout] 9 | builder.add(FileSource::from_path("./a/path/to/file.json"), format::json());
[INFO] [stdout]   |                                                                     ^^^^ not found in `format`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 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] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/builder.rs - builder::ConfigurationBuilder::add (line 41)
[INFO] [stdout]     src/builder.rs - builder::ConfigurationBuilder::build (line 105)
[INFO] [stdout]     src/lib.rs - (line 25)
[INFO] [stdout]     src/source/memory.rs - source::memory::InMemorySource::from_string_slice (line 19)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 13 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "372ef16368c9c9e795f1d88ff4ffb46281c5f98a62c9c7df808b85c11ef3b1d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "372ef16368c9c9e795f1d88ff4ffb46281c5f98a62c9c7df808b85c11ef3b1d4", kill_on_drop: false }`
[INFO] [stdout] 372ef16368c9c9e795f1d88ff4ffb46281c5f98a62c9c7df808b85c11ef3b1d4