[INFO] fetching crate wiggle-generate 0.21.0...
[INFO] testing wiggle-generate-0.21.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate wiggle-generate 0.21.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate wiggle-generate 0.21.0 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 wiggle-generate 0.21.0
[INFO] finished tweaking crates.io crate wiggle-generate 0.21.0
[INFO] tweaked toml for crates.io crate wiggle-generate 0.21.0 written to /workspace/builds/worker-9/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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 7d33049ffcfea08f67bfe07871d2fe717fbf1c753e0a12128b84feda7684c34f
[INFO] running `Command { std: "docker" "start" "-a" "7d33049ffcfea08f67bfe07871d2fe717fbf1c753e0a12128b84feda7684c34f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d33049ffcfea08f67bfe07871d2fe717fbf1c753e0a12128b84feda7684c34f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d33049ffcfea08f67bfe07871d2fe717fbf1c753e0a12128b84feda7684c34f", kill_on_drop: false }`
[INFO] [stdout] 7d33049ffcfea08f67bfe07871d2fe717fbf1c753e0a12128b84feda7684c34f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] e9abd2979a43e195377dbd3e68d3dcc84f5c02e1fefb63608c4181889f531a0f
[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" "e9abd2979a43e195377dbd3e68d3dcc84f5c02e1fefb63608c4181889f531a0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling dirs-sys-next v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling wast v22.0.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling shellexpand v2.1.0
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling witx v0.8.7
[INFO] [stderr]    Compiling wiggle-generate v0.21.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.56s
[INFO] running `Command { std: "docker" "inspect" "e9abd2979a43e195377dbd3e68d3dcc84f5c02e1fefb63608c4181889f531a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9abd2979a43e195377dbd3e68d3dcc84f5c02e1fefb63608c4181889f531a0f", kill_on_drop: false }`
[INFO] [stdout] e9abd2979a43e195377dbd3e68d3dcc84f5c02e1fefb63608c4181889f531a0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 7b8f37a5384a908bce9e70c0602972eb78a6eaa7732225adb912ff27383f5b35
[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" "7b8f37a5384a908bce9e70c0602972eb78a6eaa7732225adb912ff27383f5b35", kill_on_drop: false }`
[INFO] [stderr]    Compiling wiggle-generate v0.21.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "7b8f37a5384a908bce9e70c0602972eb78a6eaa7732225adb912ff27383f5b35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b8f37a5384a908bce9e70c0602972eb78a6eaa7732225adb912ff27383f5b35", kill_on_drop: false }`
[INFO] [stdout] 7b8f37a5384a908bce9e70c0602972eb78a6eaa7732225adb912ff27383f5b35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] ec18fd67cfc6a3c3f030c69672694ef79b5263db52d2c2f29ee7c10320e26606
[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" "ec18fd67cfc6a3c3f030c69672694ef79b5263db52d2c2f29ee7c10320e26606", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wiggle_generate-954091001d0686f7
[INFO] [stderr]    Doc-tests wiggle-generate
[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] [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" "ec18fd67cfc6a3c3f030c69672694ef79b5263db52d2c2f29ee7c10320e26606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec18fd67cfc6a3c3f030c69672694ef79b5263db52d2c2f29ee7c10320e26606", kill_on_drop: false }`
[INFO] [stdout] ec18fd67cfc6a3c3f030c69672694ef79b5263db52d2c2f29ee7c10320e26606