[INFO] fetching crate magnet_schema 0.8.0...
[INFO] testing magnet_schema-0.8.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate magnet_schema 0.8.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate magnet_schema 0.8.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate magnet_schema 0.8.0
[INFO] finished tweaking crates.io crate magnet_schema 0.8.0
[INFO] tweaked toml for crates.io crate magnet_schema 0.8.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33354a2c3e932dc377b7f5aed17f136602bbffbb08a7886143b2cd12a8e1c0f2
[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" "33354a2c3e932dc377b7f5aed17f136602bbffbb08a7886143b2cd12a8e1c0f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33354a2c3e932dc377b7f5aed17f136602bbffbb08a7886143b2cd12a8e1c0f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33354a2c3e932dc377b7f5aed17f136602bbffbb08a7886143b2cd12a8e1c0f2", kill_on_drop: false }`
[INFO] [stdout] 33354a2c3e932dc377b7f5aed17f136602bbffbb08a7886143b2cd12a8e1c0f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cecc4e4187463c4232cc742f86e06e8829bb81049bcd58a731553af10b55c0c2
[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" "cecc4e4187463c4232cc742f86e06e8829bb81049bcd58a731553af10b55c0c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling try_from v0.2.2
[INFO] [stderr]    Compiling md5 v0.3.8
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling bson v0.13.0
[INFO] [stderr]    Compiling magnet_schema v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.01s
[INFO] running `Command { std: "docker" "inspect" "cecc4e4187463c4232cc742f86e06e8829bb81049bcd58a731553af10b55c0c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cecc4e4187463c4232cc742f86e06e8829bb81049bcd58a731553af10b55c0c2", kill_on_drop: false }`
[INFO] [stdout] cecc4e4187463c4232cc742f86e06e8829bb81049bcd58a731553af10b55c0c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0cbe97b4c8fdbb2668947f5b1a629c37d960568a3b0b6f7467b35fa570d9d06
[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" "a0cbe97b4c8fdbb2668947f5b1a629c37d960568a3b0b6f7467b35fa570d9d06", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling magnet_derive v0.8.0
[INFO] [stderr]    Compiling magnet_schema v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/tests.rs:87:31
[INFO] [stdout]    |
[INFO] [stdout] 87 |             where E: Into<Box<error::Error + Send + Sync>> {
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Send + Sync`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` 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 20.20s
[INFO] running `Command { std: "docker" "inspect" "a0cbe97b4c8fdbb2668947f5b1a629c37d960568a3b0b6f7467b35fa570d9d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0cbe97b4c8fdbb2668947f5b1a629c37d960568a3b0b6f7467b35fa570d9d06", kill_on_drop: false }`
[INFO] [stdout] a0cbe97b4c8fdbb2668947f5b1a629c37d960568a3b0b6f7467b35fa570d9d06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] aa6246a906803606cac3a25ec2d55271bae90e09c5a20e7c3333efc45faf845b
[INFO] running `Command { std: "docker" "start" "-a" "aa6246a906803606cac3a25ec2d55271bae90e09c5a20e7c3333efc45faf845b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> tests/tests.rs:87:31
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 87 |             where E: Into<Box<error::Error + Send + Sync>> {
[INFO] [stdout] 
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/magnet_schema-d23789bdbf4fa247
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-4123e55a607eb29c
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test externally_tagged_enum ... ok
[INFO] [stdout] test internally_tagged_enum ... ok
[INFO] [stdout] test serde_rename_enum_variant ... ok
[INFO] [stdout] test serde_rename_struct_field ... ok
[INFO] [stdout] test std_ranges ... ok
[INFO] [stdout] test unordered_doc_equality ... ok
[INFO] [stdout] test unit_struct ... ok
[INFO] [stdout] test tuple_struct ... ok
[INFO] [stdout] test std_sequence_collections ... ok
[INFO] [stdout] test optional_enum ... ok
[INFO] [stdout] test struct_with_named_fields ... ok
[INFO] [stdout] test newtype_struct ... ok
[INFO] [stdout] test generic_struct ... ok
[INFO] [stdout] test generic_enum ... ok
[INFO] [stdout] test untagged_enum ... ok
[INFO] [stdout] test adjacently_tagged_enum ... ok
[INFO] [stdout] test malformed_internally_tagged_enum_1 ... ok
[INFO] [stdout] test malformed_internally_tagged_enum_3 ... ok
[INFO] [stdout] test malformed_internally_tagged_enum_4 ... ok
[INFO] [stdout] test malformed_internally_tagged_enum_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests magnet_schema
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aa6246a906803606cac3a25ec2d55271bae90e09c5a20e7c3333efc45faf845b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa6246a906803606cac3a25ec2d55271bae90e09c5a20e7c3333efc45faf845b", kill_on_drop: false }`
[INFO] [stdout] aa6246a906803606cac3a25ec2d55271bae90e09c5a20e7c3333efc45faf845b