[INFO] fetching crate serdeval 0.1.0...
[INFO] testing serdeval-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate serdeval 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate serdeval 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serdeval 0.1.0
[INFO] finished tweaking crates.io crate serdeval 0.1.0
[INFO] tweaked toml for crates.io crate serdeval 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate serdeval 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20ce8a892b301d0914ab95c0059d296f2e4f11307dbf9d2b5ae046f85b87b3fb
[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" "20ce8a892b301d0914ab95c0059d296f2e4f11307dbf9d2b5ae046f85b87b3fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20ce8a892b301d0914ab95c0059d296f2e4f11307dbf9d2b5ae046f85b87b3fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20ce8a892b301d0914ab95c0059d296f2e4f11307dbf9d2b5ae046f85b87b3fb", kill_on_drop: false }`
[INFO] [stdout] 20ce8a892b301d0914ab95c0059d296f2e4f11307dbf9d2b5ae046f85b87b3fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] e578e3fc85ac51d00ce63f34fb35a4c749040912f705b576ce0168a4d0075579
[INFO] running `Command { std: "docker" "start" "-a" "e578e3fc85ac51d00ce63f34fb35a4c749040912f705b576ce0168a4d0075579", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serdeval v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "e578e3fc85ac51d00ce63f34fb35a4c749040912f705b576ce0168a4d0075579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e578e3fc85ac51d00ce63f34fb35a4c749040912f705b576ce0168a4d0075579", kill_on_drop: false }`
[INFO] [stdout] e578e3fc85ac51d00ce63f34fb35a4c749040912f705b576ce0168a4d0075579
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3bc34e86437a215a420becff275705c8d519c6393a1f2a1b28d9c5561b9df44
[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" "e3bc34e86437a215a420becff275705c8d519c6393a1f2a1b28d9c5561b9df44", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling serdeval v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 57.29s
[INFO] running `Command { std: "docker" "inspect" "e3bc34e86437a215a420becff275705c8d519c6393a1f2a1b28d9c5561b9df44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3bc34e86437a215a420becff275705c8d519c6393a1f2a1b28d9c5561b9df44", kill_on_drop: false }`
[INFO] [stdout] e3bc34e86437a215a420becff275705c8d519c6393a1f2a1b28d9c5561b9df44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e5808b2e995291ba11bf136e89652d59c8cc2e749689214cde6b8b0d0bf4ffef
[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" "e5808b2e995291ba11bf136e89652d59c8cc2e749689214cde6b8b0d0bf4ffef", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serdeval-6bcd1962332b728e)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::deserialize_seq ... ok
[INFO] [stdout] test test::deserialize_any ... ok
[INFO] [stdout] test test::deserialize_map ... ok
[INFO] [stdout] test test::deserialize_str ... 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]    Doc-tests serdeval
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Any (line 146) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 8) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Any (line 146) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Map` in this scope
[INFO] [stdout]  --> src/lib.rs:149:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | let _: Map<Str, Any> = serde_json::from_str(&json).unwrap();
[INFO] [stdout]   |        ^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::iter::Map;
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json::Map;
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serdeval::Map;
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::Map;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Str` in this scope
[INFO] [stdout]  --> src/lib.rs:149:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | let _: Map<Str, Any> = serde_json::from_str(&json).unwrap();
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout] help: a builtin type with a similar name exists
[INFO] [stdout]   |
[INFO] [stdout] 5 | let _: Map<str, Any> = serde_json::from_str(&json).unwrap();
[INFO] [stdout]   |            ~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serdeval::Str;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Any` in this scope
[INFO] [stdout]  --> src/lib.rs:149:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | let _: Map<Str, Any> = serde_json::from_str(&json).unwrap();
[INFO] [stdout]   |                 ^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::any::Any;
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serdeval::Any;
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::any::Any;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 8) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `std::io::File`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^ no `File` in `io`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwarp` found for enum `Result` in the current scope
[INFO] [stdout]   --> src/lib.rs:16:60
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let _: Seq<Map<Str, Any>> = serde_json::from_reader(json).unwarp();
[INFO] [stdout]    |                                                               ^^^^^^ help: there is an associated function with a similar name: `unwrap`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 8)
[INFO] [stdout]     src/lib.rs - Any (line 146)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "e5808b2e995291ba11bf136e89652d59c8cc2e749689214cde6b8b0d0bf4ffef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5808b2e995291ba11bf136e89652d59c8cc2e749689214cde6b8b0d0bf4ffef", kill_on_drop: false }`
[INFO] [stdout] e5808b2e995291ba11bf136e89652d59c8cc2e749689214cde6b8b0d0bf4ffef