[INFO] fetching crate nanvm 0.1.1...
[INFO] testing nanvm-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate nanvm 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate nanvm 0.1.1
[INFO] finished tweaking crates.io crate nanvm 0.1.1
[INFO] tweaked toml for crates.io crate nanvm 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nanvm 0.1.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nanvm 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded io-impl v0.11.0
[INFO] [stderr]   Downloaded io-trait v0.11.0
[INFO] [stderr]   Downloaded nanvm-lib v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 655c5afe88a3efe15cf37062d845f454fc974b83533938318bb2b23117126c37
[INFO] running `Command { std: "docker" "start" "-a" "655c5afe88a3efe15cf37062d845f454fc974b83533938318bb2b23117126c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "655c5afe88a3efe15cf37062d845f454fc974b83533938318bb2b23117126c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "655c5afe88a3efe15cf37062d845f454fc974b83533938318bb2b23117126c37", kill_on_drop: false }`
[INFO] [stdout] 655c5afe88a3efe15cf37062d845f454fc974b83533938318bb2b23117126c37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfd739c25f713d85adc8499d32c0224e7d9f2f3e8ee41840581d02684162fbec
[INFO] running `Command { std: "docker" "start" "-a" "dfd739c25f713d85adc8499d32c0224e7d9f2f3e8ee41840581d02684162fbec", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling io-trait v0.11.0
[INFO] [stderr]    Compiling nanvm-lib v0.1.1
[INFO] [stderr]    Compiling io-impl v0.11.0
[INFO] [stderr]    Compiling nanvm v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "dfd739c25f713d85adc8499d32c0224e7d9f2f3e8ee41840581d02684162fbec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfd739c25f713d85adc8499d32c0224e7d9f2f3e8ee41840581d02684162fbec", kill_on_drop: false }`
[INFO] [stdout] dfd739c25f713d85adc8499d32c0224e7d9f2f3e8ee41840581d02684162fbec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b069ffa59724c5da8af028e3dc3a6cdb50f59065d9d5e0da98a0f8d9a436533d
[INFO] running `Command { std: "docker" "start" "-a" "b069ffa59724c5da8af028e3dc3a6cdb50f59065d9d5e0da98a0f8d9a436533d", kill_on_drop: false }`
[INFO] [stderr]    Compiling nanvm v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "b069ffa59724c5da8af028e3dc3a6cdb50f59065d9d5e0da98a0f8d9a436533d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b069ffa59724c5da8af028e3dc3a6cdb50f59065d9d5e0da98a0f8d9a436533d", kill_on_drop: false }`
[INFO] [stdout] b069ffa59724c5da8af028e3dc3a6cdb50f59065d9d5e0da98a0f8d9a436533d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 35c07779241d3bc7151c82fe7633c755661c56bb53ccffc6a8dc031680b284bb
[INFO] running `Command { std: "docker" "start" "-a" "35c07779241d3bc7151c82fe7633c755661c56bb53ccffc6a8dc031680b284bb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nanvm-f7648a851c08fa04)
[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" "35c07779241d3bc7151c82fe7633c755661c56bb53ccffc6a8dc031680b284bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35c07779241d3bc7151c82fe7633c755661c56bb53ccffc6a8dc031680b284bb", kill_on_drop: false }`
[INFO] [stdout] 35c07779241d3bc7151c82fe7633c755661c56bb53ccffc6a8dc031680b284bb