[INFO] fetching crate serde_kdl 0.1.0...
[INFO] testing serde_kdl-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate serde_kdl 0.1.0 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate serde_kdl 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_kdl 0.1.0
[INFO] finished tweaking crates.io crate serde_kdl 0.1.0
[INFO] tweaked toml for crates.io crate serde_kdl 0.1.0 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3156c1cad37d04aee4cb56a5c1ec824e90817f314e41aaf9ab638da4cb6ee1e1
[INFO] running `Command { std: "docker" "start" "-a" "3156c1cad37d04aee4cb56a5c1ec824e90817f314e41aaf9ab638da4cb6ee1e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3156c1cad37d04aee4cb56a5c1ec824e90817f314e41aaf9ab638da4cb6ee1e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3156c1cad37d04aee4cb56a5c1ec824e90817f314e41aaf9ab638da4cb6ee1e1", kill_on_drop: false }`
[INFO] [stdout] 3156c1cad37d04aee4cb56a5c1ec824e90817f314e41aaf9ab638da4cb6ee1e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58caf7ea65053ed5086783feb3c184ec1c22f0194107b0da6a2b3ff86743db70
[INFO] running `Command { std: "docker" "start" "-a" "58caf7ea65053ed5086783feb3c184ec1c22f0194107b0da6a2b3ff86743db70", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling kdl v3.0.0
[INFO] [stderr]    Compiling serde_kdl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.70s
[INFO] running `Command { std: "docker" "inspect" "58caf7ea65053ed5086783feb3c184ec1c22f0194107b0da6a2b3ff86743db70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58caf7ea65053ed5086783feb3c184ec1c22f0194107b0da6a2b3ff86743db70", kill_on_drop: false }`
[INFO] [stdout] 58caf7ea65053ed5086783feb3c184ec1c22f0194107b0da6a2b3ff86743db70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23cf91987bc06f909e99dd5bd127e6fbdcb1e2d70a5b163b544d989f1e28cb27
[INFO] running `Command { std: "docker" "start" "-a" "23cf91987bc06f909e99dd5bd127e6fbdcb1e2d70a5b163b544d989f1e28cb27", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling serde_test v1.0.130
[INFO] [stderr]    Compiling serde_kdl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> tests/utils/mod.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | / macro_rules! count {
[INFO] [stdout] 31 | |     () => (0usize);
[INFO] [stdout] 32 | |     ( $x:tt $($xs:tt)* ) => (1usize + count!($($xs)*));
[INFO] [stdout] 33 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> tests/utils/mod.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | / macro_rules! value_tokens {
[INFO] [stdout] 36 | |     ($value:expr) => {{
[INFO] [stdout] 37 | |         let value = ::serde_kdl::Value(::kdl::KdlValue::from($value));
[INFO] [stdout] 38 | |         $crate::utils::value_as_token(value)
[INFO] [stdout] 39 | |     }};
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> tests/tokens.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 143 | /             node_tokens! {
[INFO] [stdout] 144 | |                 name: "author",
[INFO] [stdout] 145 | |                 values: ["Alex Monad"],
[INFO] [stdout] 146 | |                 properties: {
[INFO] [stdout] ...   |
[INFO] [stdout] 149 | |                 },
[INFO] [stdout] 150 | |             },
[INFO] [stdout]     | |_____________- any code following this expression is unreachable
[INFO] [stdout] 151 | /             &[
[INFO] [stdout] 152 | |                 // contents
[INFO] [stdout] 153 | |                 Token::Struct {
[INFO] [stdout] 154 | |                     name: "Node",
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 Token::StructEnd, //contents
[INFO] [stdout] 211 | |             ],
[INFO] [stdout]     | |_____________^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `value_as_token`
[INFO] [stdout]  --> tests/utils/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn value_as_token(v: Value) -> Token {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.10s
[INFO] running `Command { std: "docker" "inspect" "23cf91987bc06f909e99dd5bd127e6fbdcb1e2d70a5b163b544d989f1e28cb27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23cf91987bc06f909e99dd5bd127e6fbdcb1e2d70a5b163b544d989f1e28cb27", kill_on_drop: false }`
[INFO] [stdout] 23cf91987bc06f909e99dd5bd127e6fbdcb1e2d70a5b163b544d989f1e28cb27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4703e80ee0786946d469536dbd45b4ddc99b36dcc972c78111c5cfa19e1f2dc
[INFO] running `Command { std: "docker" "start" "-a" "a4703e80ee0786946d469536dbd45b4ddc99b36dcc972c78111c5cfa19e1f2dc", kill_on_drop: false }`
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> tests/utils/mod.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | / macro_rules! count {
[INFO] [stderr] 31 | |     () => (0usize);
[INFO] [stderr] 32 | |     ( $x:tt $($xs:tt)* ) => (1usize + count!($($xs)*));
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> tests/utils/mod.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | / macro_rules! value_tokens {
[INFO] [stderr] 36 | |     ($value:expr) => {{
[INFO] [stderr] 37 | |         let value = ::serde_kdl::Value(::kdl::KdlValue::from($value));
[INFO] [stderr] 38 | |         $crate::utils::value_as_token(value)
[INFO] [stderr] 39 | |     }};
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> tests/tokens.rs:151:13
[INFO] [stderr]     |
[INFO] [stderr] 143 | /             node_tokens! {
[INFO] [stderr] 144 | |                 name: "author",
[INFO] [stderr] 145 | |                 values: ["Alex Monad"],
[INFO] [stderr] 146 | |                 properties: {
[INFO] [stderr] ...   |
[INFO] [stderr] 149 | |                 },
[INFO] [stderr] 150 | |             },
[INFO] [stderr]     | |_____________- any code following this expression is unreachable
[INFO] [stderr] 151 | /             &[
[INFO] [stderr] 152 | |                 // contents
[INFO] [stderr] 153 | |                 Token::Struct {
[INFO] [stderr] 154 | |                     name: "Node",
[INFO] [stderr] ...   |
[INFO] [stderr] 210 | |                 Token::StructEnd, //contents
[INFO] [stderr] 211 | |             ],
[INFO] [stderr]     | |_____________^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `value_as_token`
[INFO] [stderr]  --> tests/utils/mod.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn value_as_token(v: Value) -> Token {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `serde_kdl` (test "tokens") generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_kdl-486dc6cc5b3647b2)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tokens.rs (/opt/rustwide/target/debug/deps/tokens-3d1010d1db1753d4)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_example ... ignored
[INFO] [stdout] test test_node_value_key ... ok
[INFO] [stdout] test test_node ... ok
[INFO] [stdout] test test_simple_children ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_kdl
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/value.rs - value::Value (line 8) ... ok
[INFO] [stdout] test src/node.rs - node::Node (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 37.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4703e80ee0786946d469536dbd45b4ddc99b36dcc972c78111c5cfa19e1f2dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4703e80ee0786946d469536dbd45b4ddc99b36dcc972c78111c5cfa19e1f2dc", kill_on_drop: false }`
[INFO] [stdout] a4703e80ee0786946d469536dbd45b4ddc99b36dcc972c78111c5cfa19e1f2dc