[INFO] fetching crate cryptosphere 0.0.0...
[INFO] checking cryptosphere-0.0.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate cryptosphere 0.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate cryptosphere 0.0.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cryptosphere 0.0.0
[INFO] finished tweaking crates.io crate cryptosphere 0.0.0
[INFO] tweaked toml for crates.io crate cryptosphere 0.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr] warning: dependency (nickel) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded modifier v0.1.0
[INFO] [stderr]   Downloaded typemap v0.3.3
[INFO] [stderr]   Downloaded unsafe-any v0.4.2
[INFO] [stderr]   Downloaded mustache v0.9.0
[INFO] [stderr]   Downloaded plugin v0.2.6
[INFO] [stderr]   Downloaded nickel v0.11.0
[INFO] [stderr]   Downloaded groupable v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3843300299accb4fbb004e396b82faa8e346a1fedfe63544397f4e1b85ad8078
[INFO] running `Command { std: "docker" "start" "-a" "3843300299accb4fbb004e396b82faa8e346a1fedfe63544397f4e1b85ad8078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3843300299accb4fbb004e396b82faa8e346a1fedfe63544397f4e1b85ad8078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3843300299accb4fbb004e396b82faa8e346a1fedfe63544397f4e1b85ad8078", kill_on_drop: false }`
[INFO] [stdout] 3843300299accb4fbb004e396b82faa8e346a1fedfe63544397f4e1b85ad8078
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 690a6c0bfe75b178bac961b98575394690924ff67cfcab2649985285b24cd254
[INFO] running `Command { std: "docker" "start" "-a" "690a6c0bfe75b178bac961b98575394690924ff67cfcab2649985285b24cd254", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr] warning: dependency (nickel) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking groupable v0.2.0
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking nickel v0.11.0
[INFO] [stderr]     Checking cryptosphere v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:9:19
[INFO] [stdout]    |
[INFO] [stdout] 9  |     server.get("/", middleware! { |_request, response|
[INFO] [stdout]    |  ___________________^
[INFO] [stdout] 10 | |     return response.send_file(&Path::new("frontend/index.html"))
[INFO] [stdout]    | |     ------------------------------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 11 | |   });
[INFO] [stdout]    | |___^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `_middleware_inner` which comes from the expansion of the macro `middleware` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:9:19
[INFO] [stdout]    |
[INFO] [stdout] 9  |     server.get("/", middleware! { |_request, response|
[INFO] [stdout]    |  ___________________^
[INFO] [stdout] 10 | |     return response.send_file(&Path::new("frontend/index.html"))
[INFO] [stdout]    | |     ------------------------------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 11 | |   });
[INFO] [stdout]    | |___^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `_middleware_inner` which comes from the expansion of the macro `middleware` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:13:3
[INFO] [stdout]    |
[INFO] [stdout] 6  | fn main() {
[INFO] [stdout]    |          - expected `()` because of default return type
[INFO] [stdout] ...
[INFO] [stdout] 13 |   server.listen("127.0.0.1:3000")
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^- help: consider using a semicolon here: `;`
[INFO] [stdout]    |   |
[INFO] [stdout]    |   expected `()`, found `Result<ListeningServer, Box<...>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected unit type `()`
[INFO] [stdout]                    found enum `Result<ListeningServer, std::boxed::Box<(dyn std::error::Error + 'static)>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:13:3
[INFO] [stdout]    |
[INFO] [stdout] 6  | fn main() {
[INFO] [stdout]    |          - expected `()` because of default return type
[INFO] [stdout] ...
[INFO] [stdout] 13 |   server.listen("127.0.0.1:3000")
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^- help: consider using a semicolon here: `;`
[INFO] [stdout]    |   |
[INFO] [stdout]    |   expected `()`, found `Result<ListeningServer, Box<...>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected unit type `()`
[INFO] [stdout]                    found enum `Result<ListeningServer, std::boxed::Box<(dyn std::error::Error + 'static)>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cryptosphere` (bin "cryptosphere") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cryptosphere` (bin "cryptosphere" test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "690a6c0bfe75b178bac961b98575394690924ff67cfcab2649985285b24cd254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "690a6c0bfe75b178bac961b98575394690924ff67cfcab2649985285b24cd254", kill_on_drop: false }`
[INFO] [stdout] 690a6c0bfe75b178bac961b98575394690924ff67cfcab2649985285b24cd254
[INFO] checking cryptosphere-0.0.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate cryptosphere 0.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate cryptosphere 0.0.0 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cryptosphere 0.0.0
[INFO] finished tweaking crates.io crate cryptosphere 0.0.0
[INFO] tweaked toml for crates.io crate cryptosphere 0.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr] warning: dependency (nickel) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a9779a413d53759c72518b41b8847cd6358f050f7852549905a300b679d25e5
[INFO] running `Command { std: "docker" "start" "-a" "4a9779a413d53759c72518b41b8847cd6358f050f7852549905a300b679d25e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a9779a413d53759c72518b41b8847cd6358f050f7852549905a300b679d25e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a9779a413d53759c72518b41b8847cd6358f050f7852549905a300b679d25e5", kill_on_drop: false }`
[INFO] [stdout] 4a9779a413d53759c72518b41b8847cd6358f050f7852549905a300b679d25e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3d85c3f24414bc94ea13f8f3981d7e02f21bd3421585495dd408576fcc4ab7b
[INFO] running `Command { std: "docker" "start" "-a" "a3d85c3f24414bc94ea13f8f3981d7e02f21bd3421585495dd408576fcc4ab7b", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr] warning: dependency (nickel) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking groupable v0.2.0
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking nickel v0.11.0
[INFO] [stderr]     Checking cryptosphere v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:9:19
[INFO] [stdout]    |
[INFO] [stdout] 9  |     server.get("/", middleware! { |_request, response|
[INFO] [stdout]    |  ___________________^
[INFO] [stdout] 10 | |     return response.send_file(&Path::new("frontend/index.html"))
[INFO] [stdout]    | |     ------------------------------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 11 | |   });
[INFO] [stdout]    | |___^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `_middleware_inner` which comes from the expansion of the macro `middleware` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:9:19
[INFO] [stdout]    |
[INFO] [stdout] 9  |     server.get("/", middleware! { |_request, response|
[INFO] [stdout]    |  ___________________^
[INFO] [stdout] 10 | |     return response.send_file(&Path::new("frontend/index.html"))
[INFO] [stdout]    | |     ------------------------------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 11 | |   });
[INFO] [stdout]    | |___^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `_middleware_inner` which comes from the expansion of the macro `middleware` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:13:3
[INFO] [stdout]    |
[INFO] [stdout] 6  | fn main() {
[INFO] [stdout]    |          - expected `()` because of default return type
[INFO] [stdout] ...
[INFO] [stdout] 13 |   server.listen("127.0.0.1:3000")
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^- help: consider using a semicolon here: `;`
[INFO] [stdout]    |   |
[INFO] [stdout]    |   expected `()`, found `Result<ListeningServer, Box<...>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected unit type `()`
[INFO] [stdout]                    found enum `Result<ListeningServer, std::boxed::Box<(dyn std::error::Error + 'static)>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:13:3
[INFO] [stdout]    |
[INFO] [stdout] 6  | fn main() {
[INFO] [stdout]    |          - expected `()` because of default return type
[INFO] [stdout] ...
[INFO] [stdout] 13 |   server.listen("127.0.0.1:3000")
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^- help: consider using a semicolon here: `;`
[INFO] [stdout]    |   |
[INFO] [stdout]    |   expected `()`, found `Result<ListeningServer, Box<...>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected unit type `()`
[INFO] [stdout]                    found enum `Result<ListeningServer, std::boxed::Box<(dyn std::error::Error + 'static)>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cryptosphere` (bin "cryptosphere") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cryptosphere` (bin "cryptosphere" test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "a3d85c3f24414bc94ea13f8f3981d7e02f21bd3421585495dd408576fcc4ab7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3d85c3f24414bc94ea13f8f3981d7e02f21bd3421585495dd408576fcc4ab7b", kill_on_drop: false }`
[INFO] [stdout] a3d85c3f24414bc94ea13f8f3981d7e02f21bd3421585495dd408576fcc4ab7b
