[INFO] crate mtproxy 0.0.2 is already in cache
[INFO] extracting crate mtproxy 0.0.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/mtproxy/0.0.2
[INFO] extracting crate mtproxy 0.0.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mtproxy/0.0.2
[INFO] validating manifest of mtproxy-0.0.2 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mtproxy-0.0.2 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mtproxy-0.0.2
[INFO] finished frobbing mtproxy-0.0.2
[INFO] frobbed toml for mtproxy-0.0.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mtproxy/0.0.2/Cargo.toml
[INFO] started frobbing mtproxy-0.0.2
[INFO] finished frobbing mtproxy-0.0.2
[INFO] frobbed toml for mtproxy-0.0.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mtproxy/0.0.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing mtproxy-0.0.2 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mtproxy/0.0.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 5f922a4fe214cc789efc52617262a18cd5e71637aa2ba282dae42ae0456c4729
[INFO] running `"docker" "start" "-a" "5f922a4fe214cc789efc52617262a18cd5e71637aa2ba282dae42ae0456c4729"`
[INFO] [stderr]    Compiling mtproxy v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/proto.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |   dec: Box<SynchronousStreamCipher>,
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SynchronousStreamCipher`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/main.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/proto.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 |   enc: Box<SynchronousStreamCipher>,
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SynchronousStreamCipher`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/proxy.rs:154:11
[INFO] [stderr]     |
[INFO] [stderr] 154 |       let mut pump = pump.borrow_mut();
[INFO] [stderr]     |           ----^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/main.rs:1:9
[INFO] [stderr]     |
[INFO] [stderr] 1   | #![deny(warnings)]
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     = note: `#[warn(unused_mut)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `"docker" "inspect" "5f922a4fe214cc789efc52617262a18cd5e71637aa2ba282dae42ae0456c4729"`
[INFO] running `"docker" "rm" "-f" "5f922a4fe214cc789efc52617262a18cd5e71637aa2ba282dae42ae0456c4729"`
[INFO] [stdout] 5f922a4fe214cc789efc52617262a18cd5e71637aa2ba282dae42ae0456c4729
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mtproxy/0.0.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] e77c438f8250321380ceee3120a7e7028777b2c7b6855d38f34a4f69c475b26e
[INFO] running `"docker" "start" "-a" "e77c438f8250321380ceee3120a7e7028777b2c7b6855d38f34a4f69c475b26e"`
[INFO] [stderr]    Compiling mtproxy v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/proto.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |   dec: Box<SynchronousStreamCipher>,
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SynchronousStreamCipher`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/main.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/proto.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 |   enc: Box<SynchronousStreamCipher>,
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SynchronousStreamCipher`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/proxy.rs:154:11
[INFO] [stderr]     |
[INFO] [stderr] 154 |       let mut pump = pump.borrow_mut();
[INFO] [stderr]     |           ----^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/main.rs:1:9
[INFO] [stderr]     |
[INFO] [stderr] 1   | #![deny(warnings)]
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     = note: `#[warn(unused_mut)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "e77c438f8250321380ceee3120a7e7028777b2c7b6855d38f34a4f69c475b26e"`
[INFO] running `"docker" "rm" "-f" "e77c438f8250321380ceee3120a7e7028777b2c7b6855d38f34a4f69c475b26e"`
[INFO] [stdout] e77c438f8250321380ceee3120a7e7028777b2c7b6855d38f34a4f69c475b26e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mtproxy/0.0.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] a2eb927ad059fed3aebae48944b1c07e59e946251cf87d50a3be2e2fbdab8c6a
[INFO] running `"docker" "start" "-a" "a2eb927ad059fed3aebae48944b1c07e59e946251cf87d50a3be2e2fbdab8c6a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mtproxy-cd41d835c7d56e93
[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 `"docker" "inspect" "a2eb927ad059fed3aebae48944b1c07e59e946251cf87d50a3be2e2fbdab8c6a"`
[INFO] running `"docker" "rm" "-f" "a2eb927ad059fed3aebae48944b1c07e59e946251cf87d50a3be2e2fbdab8c6a"`
[INFO] [stdout] a2eb927ad059fed3aebae48944b1c07e59e946251cf87d50a3be2e2fbdab8c6a