[INFO] fetching crate pacthash 0.2.0...
[INFO] testing pacthash-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate pacthash 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pacthash 0.2.0 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 pacthash 0.2.0
[INFO] finished tweaking crates.io crate pacthash 0.2.0
[INFO] tweaked toml for crates.io crate pacthash 0.2.0 written to /workspace/builds/worker-2/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 num-rational v0.1.42
[INFO] [stderr]   Downloaded encoding-index-korean v1.20141219.5
[INFO] [stderr]   Downloaded encoding-index-japanese v1.20141219.5
[INFO] [stderr]   Downloaded arrayvec v0.3.25
[INFO] [stderr]   Downloaded odds v0.2.26
[INFO] [stderr]   Downloaded eventual v0.1.7
[INFO] [stderr]   Downloaded byteorder v0.3.13
[INFO] [stderr]   Downloaded strason v0.3.4
[INFO] [stderr]   Downloaded encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]   Downloaded syncbox v0.2.4
[INFO] [stderr]   Downloaded serde v0.6.15
[INFO] [stderr]   Downloaded encoding v0.2.33
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[INFO] [stderr]   Downloaded encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded num-iter v0.1.42
[INFO] [stderr]   Downloaded libc v0.1.12
[INFO] [stderr]   Downloaded num-complex v0.1.43
[INFO] [stderr]   Downloaded num-bigint v0.1.44
[INFO] [stderr]   Downloaded num v0.1.42
[INFO] [stderr]   Downloaded encoding_index_tests v0.1.4
[INFO] [stderr]   Downloaded encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]   Downloaded secp256k1 v0.5.6
[INFO] [stderr]   Downloaded serde_json v0.6.1
[INFO] [stderr]   Downloaded bitcoin v0.4.5
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 496360412cd7a5262970a6b3f508aa82c52906bf9874dbc555e68eff17b90c04
[INFO] running `Command { std: "docker" "start" "-a" "496360412cd7a5262970a6b3f508aa82c52906bf9874dbc555e68eff17b90c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "496360412cd7a5262970a6b3f508aa82c52906bf9874dbc555e68eff17b90c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "496360412cd7a5262970a6b3f508aa82c52906bf9874dbc555e68eff17b90c04", kill_on_drop: false }`
[INFO] [stdout] 496360412cd7a5262970a6b3f508aa82c52906bf9874dbc555e68eff17b90c04
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6a4c57d1ccdc80a466495d6197fd81afb5be9118d1e326d6ce33f72ff797dad
[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" "f6a4c57d1ccdc80a466495d6197fd81afb5be9118d1e326d6ce33f72ff797dad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling secp256k1 v0.5.6
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling syncbox v0.2.4
[INFO] [stderr]    Compiling serde v0.6.15
[INFO] [stderr]    Compiling eventual v0.1.7
[INFO] [stderr]    Compiling serde_json v0.6.1
[INFO] [stderr]    Compiling strason v0.3.4
[INFO] [stderr]    Compiling bitcoin v0.4.5
[INFO] [stdout] error: `$r:expr` may be followed by `copy`, which is not allowed for `expr` fragments
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bitcoin-0.4.5/src/blockdata/script.rs:1687:16
[INFO] [stdout]      |
[INFO] [stdout] 1687 |              $(copy $c:expr);*
[INFO] [stdout]      |                ^^^^ not allowed after `expr` fragments
[INFO] [stdout]      |
[INFO] [stdout]      = note: allowed there are: `=>`, `,` or `;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$r:expr` may be followed by `swap`, which is not allowed for `expr` fragments
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bitcoin-0.4.5/src/blockdata/script.rs:1688:16
[INFO] [stdout]      |
[INFO] [stdout] 1688 |              $(swap ($a:expr, $b:expr));*
[INFO] [stdout]      |                ^^^^ not allowed after `expr` fragments
[INFO] [stdout]      |
[INFO] [stdout]      = note: allowed there are: `=>`, `,` or `;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$r:expr` may be followed by `perm`, which is not allowed for `expr` fragments
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bitcoin-0.4.5/src/blockdata/script.rs:1689:16
[INFO] [stdout]      |
[INFO] [stdout] 1689 |              $(perm ($first:expr, $($i:expr),*) );*
[INFO] [stdout]      |                ^^^^ not allowed after `expr` fragments
[INFO] [stdout]      |
[INFO] [stdout]      = note: allowed there are: `=>`, `,` or `;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$r:expr` may be followed by `drop`, which is not allowed for `expr` fragments
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bitcoin-0.4.5/src/blockdata/script.rs:1690:16
[INFO] [stdout]      |
[INFO] [stdout] 1690 |              $(drop $d:expr);*
[INFO] [stdout]      |                ^^^^ not allowed after `expr` fragments
[INFO] [stdout]      |
[INFO] [stdout]      = note: allowed there are: `=>`, `,` or `;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$c:expr` may be followed by `swap`, which is not allowed for `expr` fragments
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bitcoin-0.4.5/src/blockdata/script.rs:1688:16
[INFO] [stdout]      |
[INFO] [stdout] 1688 |              $(swap ($a:expr, $b:expr));*
[INFO] [stdout]      |                ^^^^ not allowed after `expr` fragments
[INFO] [stdout]      |
[INFO] [stdout]      = note: allowed there are: `=>`, `,` or `;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$c:expr` may be followed by `perm`, which is not allowed for `expr` fragments
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bitcoin-0.4.5/src/blockdata/script.rs:1689:16
[INFO] [stdout]      |
[INFO] [stdout] 1689 |              $(perm ($first:expr, $($i:expr),*) );*
[INFO] [stdout]      |                ^^^^ not allowed after `expr` fragments
[INFO] [stdout]      |
[INFO] [stdout]      = note: allowed there are: `=>`, `,` or `;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `$c:expr` may be followed by `drop`, which is not allowed for `expr` fragments
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bitcoin-0.4.5/src/blockdata/script.rs:1690:16
[INFO] [stdout]      |
[INFO] [stdout] 1690 |              $(drop $d:expr);*
[INFO] [stdout]      |                ^^^^ not allowed after `expr` fragments
[INFO] [stdout]      |
[INFO] [stdout]      = note: allowed there are: `=>`, `,` or `;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bitcoin`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f6a4c57d1ccdc80a466495d6197fd81afb5be9118d1e326d6ce33f72ff797dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a4c57d1ccdc80a466495d6197fd81afb5be9118d1e326d6ce33f72ff797dad", kill_on_drop: false }`
[INFO] [stdout] f6a4c57d1ccdc80a466495d6197fd81afb5be9118d1e326d6ce33f72ff797dad