[INFO] fetching crate forest_vm 0.3.1...
[INFO] testing forest_vm-0.3.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate forest_vm 0.3.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate forest_vm 0.3.1 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 forest_vm 0.3.1
[INFO] finished tweaking crates.io crate forest_vm 0.3.1
[INFO] tweaked toml for crates.io crate forest_vm 0.3.1 written to /workspace/builds/worker-4/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]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_repr v0.1.6
[INFO] [stderr]   Downloaded multibase v0.8.0
[INFO] [stderr]   Downloaded multihash v0.13.2
[INFO] [stderr]   Downloaded forest_cid v0.3.0
[INFO] [stderr]   Downloaded serde_tuple v0.5.0
[INFO] [stderr]   Downloaded num-derive v0.3.3
[INFO] [stderr]   Downloaded serde_tuple_macros v0.5.0
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.9
[INFO] [stderr]   Downloaded cid v0.6.0
[INFO] [stderr]   Downloaded integer-encoding v2.1.1
[INFO] [stderr]   Downloaded cs_serde_cbor v0.12.0
[INFO] [stderr]   Downloaded forest_address v0.3.1
[INFO] [stderr]   Downloaded forest_encoding v0.2.1
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.10
[INFO] [stderr]   Downloaded cs_serde_bytes v0.12.0
[INFO] [stderr]   Downloaded multibase v0.9.1
[INFO] [stderr]   Downloaded forest_bigint v0.1.3
[INFO] [stderr]   Downloaded multihash-derive v0.7.1
[INFO] [stderr]   Downloaded forest_json_utils v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 400f9fbe5c7b5656fd16e3cde9e59547fa935dd7c593478ae3ad7714303f34fa
[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" "400f9fbe5c7b5656fd16e3cde9e59547fa935dd7c593478ae3ad7714303f34fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "400f9fbe5c7b5656fd16e3cde9e59547fa935dd7c593478ae3ad7714303f34fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "400f9fbe5c7b5656fd16e3cde9e59547fa935dd7c593478ae3ad7714303f34fa", kill_on_drop: false }`
[INFO] [stdout] 400f9fbe5c7b5656fd16e3cde9e59547fa935dd7c593478ae3ad7714303f34fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 1a47f38fb7b2aa48770e4855beeb2e2f54e1023cc7c7d8bf702b6408137ccc86
[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" "1a47f38fb7b2aa48770e4855beeb2e2f54e1023cc7c7d8bf702b6408137ccc86", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling data-encoding v2.3.1
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling base-x v0.2.8
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling unsigned-varint v0.5.1
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling integer-encoding v2.1.1
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling blake2b_simd v0.5.11
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling serde_tuple_macros v0.5.0
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling data-encoding-macro v0.1.10
[INFO] [stderr]    Compiling multibase v0.8.0
[INFO] [stderr]    Compiling multibase v0.9.1
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling cs_serde_bytes v0.12.0
[INFO] [stderr]    Compiling cs_serde_cbor v0.12.0
[INFO] [stderr]    Compiling forest_json_utils v0.1.1
[INFO] [stderr]    Compiling serde_tuple v0.5.0
[INFO] [stderr]    Compiling forest_bigint v0.1.3
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling multihash-derive v0.7.1
[INFO] [stderr]    Compiling multihash v0.13.2
[INFO] [stderr]    Compiling cid v0.6.0
[INFO] [stderr]    Compiling forest_cid v0.3.0
[INFO] [stderr]    Compiling forest_encoding v0.2.1
[INFO] [stderr]    Compiling forest_address v0.3.1
[INFO] [stderr]    Compiling forest_vm v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "1a47f38fb7b2aa48770e4855beeb2e2f54e1023cc7c7d8bf702b6408137ccc86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a47f38fb7b2aa48770e4855beeb2e2f54e1023cc7c7d8bf702b6408137ccc86", kill_on_drop: false }`
[INFO] [stdout] 1a47f38fb7b2aa48770e4855beeb2e2f54e1023cc7c7d8bf702b6408137ccc86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 601ce0d4ce55ff29c02e7823e180ae37bd8af8d3f6661ef908fcb23716115556
[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" "601ce0d4ce55ff29c02e7823e180ae37bd8af8d3f6661ef908fcb23716115556", kill_on_drop: false }`
[INFO] [stderr]    Compiling forest_vm v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `Command { std: "docker" "inspect" "601ce0d4ce55ff29c02e7823e180ae37bd8af8d3f6661ef908fcb23716115556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "601ce0d4ce55ff29c02e7823e180ae37bd8af8d3f6661ef908fcb23716115556", kill_on_drop: false }`
[INFO] [stdout] 601ce0d4ce55ff29c02e7823e180ae37bd8af8d3f6661ef908fcb23716115556
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 6fb11e949b7a04b24604a389b298588c05f008c9189d1bc1e1b9b95279b8b4fa
[INFO] running `Command { std: "docker" "start" "-a" "6fb11e949b7a04b24604a389b298588c05f008c9189d1bc1e1b9b95279b8b4fa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/forest_vm-c43f73412a4467cb
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test error::tests::error_macro_generation ... ok
[INFO] [stdout] test tests::empty_object_checks ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/params_test-eb7a3c23af1a39d4
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test cbor_params ... ok
[INFO] [stdout] test serialized_deserialize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests forest_vm
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "6fb11e949b7a04b24604a389b298588c05f008c9189d1bc1e1b9b95279b8b4fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fb11e949b7a04b24604a389b298588c05f008c9189d1bc1e1b9b95279b8b4fa", kill_on_drop: false }`
[INFO] [stdout] 6fb11e949b7a04b24604a389b298588c05f008c9189d1bc1e1b9b95279b8b4fa