[INFO] fetching crate leo-ast 1.0.7...
[INFO] testing leo-ast-1.0.7 against 1.49.0 for beta-1.50-1
[INFO] extracting crate leo-ast 1.0.7 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate leo-ast 1.0.7 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 leo-ast 1.0.7
[INFO] finished tweaking crates.io crate leo-ast 1.0.7
[INFO] tweaked toml for crates.io crate leo-ast 1.0.7 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate leo-ast 1.0.7 already has a lockfile, it will not be regenerated
[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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] 4b798ea773dc9f3a6acd0cd82d754aafe73addebc685b7aefb1a23a7274e411b
[INFO] running `Command { std: "docker" "start" "-a" "4b798ea773dc9f3a6acd0cd82d754aafe73addebc685b7aefb1a23a7274e411b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b798ea773dc9f3a6acd0cd82d754aafe73addebc685b7aefb1a23a7274e411b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b798ea773dc9f3a6acd0cd82d754aafe73addebc685b7aefb1a23a7274e411b", kill_on_drop: false }`
[INFO] [stdout] 4b798ea773dc9f3a6acd0cd82d754aafe73addebc685b7aefb1a23a7274e411b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "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] c59d751eda1a3cb59c4f3cdae7af56765cc928386ddefa0efe87c3691b4cedae
[INFO] running `Command { std: "docker" "start" "-a" "c59d751eda1a3cb59c4f3cdae7af56765cc928386ddefa0efe87c3691b4cedae", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]    Compiling bech32 v0.6.0
[INFO] [stderr]    Compiling snarkos-profiler v1.1.4
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling from-pest v0.3.1
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling blake2 v0.8.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling snarkos-derives v1.1.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling single v1.0.0
[INFO] [stderr]    Compiling pest-ast v0.3.3
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling jsonrpc-core v14.2.0
[INFO] [stderr]    Compiling leo-grammar v1.0.7
[INFO] [stderr]    Compiling snarkos-errors v1.1.4
[INFO] [stderr]    Compiling snarkos-utilities v1.1.4
[INFO] [stderr]    Compiling snarkos-models v1.1.4
[INFO] [stderr]    Compiling snarkos-algorithms v1.1.4
[INFO] [stderr]    Compiling snarkos-curves v1.1.4
[INFO] [stderr]    Compiling snarkos-gadgets v1.1.4
[INFO] [stderr]    Compiling leo-input v1.0.7
[INFO] [stderr]    Compiling leo-ast v1.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 58s
[INFO] running `Command { std: "docker" "inspect" "c59d751eda1a3cb59c4f3cdae7af56765cc928386ddefa0efe87c3691b4cedae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c59d751eda1a3cb59c4f3cdae7af56765cc928386ddefa0efe87c3691b4cedae", kill_on_drop: false }`
[INFO] [stdout] c59d751eda1a3cb59c4f3cdae7af56765cc928386ddefa0efe87c3691b4cedae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f599c9b8e5cc151b04b41b95f5f492c48e32d88db9c2b8bb25a4469d7e65790b
[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" "f599c9b8e5cc151b04b41b95f5f492c48e32d88db9c2b8bb25a4469d7e65790b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling leo-ast v1.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.99s
[INFO] running `Command { std: "docker" "inspect" "f599c9b8e5cc151b04b41b95f5f492c48e32d88db9c2b8bb25a4469d7e65790b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f599c9b8e5cc151b04b41b95f5f492c48e32d88db9c2b8bb25a4469d7e65790b", kill_on_drop: false }`
[INFO] [stdout] f599c9b8e5cc151b04b41b95f5f492c48e32d88db9c2b8bb25a4469d7e65790b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+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] 33e6975ebf95ed32f5fbcc533338122a2b6e0ec304cb5344e797a0b9768cda7b
[INFO] running `Command { std: "docker" "start" "-a" "33e6975ebf95ed32f5fbcc533338122a2b6e0ec304cb5344e797a0b9768cda7b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leo_ast-32ba25d85beec082
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test errors::error::test_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leo_ast-68e85c2a2e5e3c44
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests leo-ast
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "33e6975ebf95ed32f5fbcc533338122a2b6e0ec304cb5344e797a0b9768cda7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e6975ebf95ed32f5fbcc533338122a2b6e0ec304cb5344e797a0b9768cda7b", kill_on_drop: false }`
[INFO] [stdout] 33e6975ebf95ed32f5fbcc533338122a2b6e0ec304cb5344e797a0b9768cda7b