[INFO] fetching crate ad4m-client 0.7.1...
[INFO] checking ad4m-client-0.7.1 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate ad4m-client 0.7.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ad4m-client 0.7.1 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ad4m-client 0.7.1
[INFO] finished tweaking crates.io crate ad4m-client 0.7.1
[INFO] tweaked toml for crates.io crate ad4m-client 0.7.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 220 packages
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d503af368777f9f48871b6779a73789b6628f2284980e2d6ce170a06517cfe48
[INFO] running `Command { std: "docker" "start" "-a" "d503af368777f9f48871b6779a73789b6628f2284980e2d6ce170a06517cfe48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d503af368777f9f48871b6779a73789b6628f2284980e2d6ce170a06517cfe48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d503af368777f9f48871b6779a73789b6628f2284980e2d6ce170a06517cfe48", kill_on_drop: false }`
[INFO] [stdout] d503af368777f9f48871b6779a73789b6628f2284980e2d6ce170a06517cfe48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9ec260e67014880ab32f46a61458fcf4348253dfb52f9ec0dc98ebc8d98ac94
[INFO] running `Command { std: "docker" "start" "-a" "e9ec260e67014880ab32f46a61458fcf4348253dfb52f9ec0dc98ebc8d98ac94", kill_on_drop: false }`
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[INFO] [stderr]     Checking ad4m-client v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/perspective_proxy.rs:253:38
[INFO] [stdout]     |
[INFO] [stdout] 253 |             Ok(SubjectProxy::new(self.clone(), class.clone(), base.clone()))
[INFO] [stdout]     |                                      ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `PerspectiveProxy` does not implement `Clone`, so calling `clone` on `&PerspectiveProxy` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 253 -             Ok(SubjectProxy::new(self.clone(), class.clone(), base.clone()))
[INFO] [stdout] 253 +             Ok(SubjectProxy::new(self, class.clone(), base.clone()))
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `PerspectiveProxy`, implement `Clone` for it
[INFO] [stdout]     |
[INFO] [stdout] 18  + #[derive(Clone)]
[INFO] [stdout] 19  | pub struct PerspectiveProxy {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/perspective_proxy.rs:253:38
[INFO] [stdout]     |
[INFO] [stdout] 253 |             Ok(SubjectProxy::new(self.clone(), class.clone(), base.clone()))
[INFO] [stdout]     |                                      ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `PerspectiveProxy` does not implement `Clone`, so calling `clone` on `&PerspectiveProxy` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 253 -             Ok(SubjectProxy::new(self.clone(), class.clone(), base.clone()))
[INFO] [stdout] 253 +             Ok(SubjectProxy::new(self, class.clone(), base.clone()))
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `PerspectiveProxy`, implement `Clone` for it
[INFO] [stdout]     |
[INFO] [stdout] 18  + #[derive(Clone)]
[INFO] [stdout] 19  | pub struct PerspectiveProxy {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.56s
[INFO] running `Command { std: "docker" "inspect" "e9ec260e67014880ab32f46a61458fcf4348253dfb52f9ec0dc98ebc8d98ac94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9ec260e67014880ab32f46a61458fcf4348253dfb52f9ec0dc98ebc8d98ac94", kill_on_drop: false }`
[INFO] [stdout] e9ec260e67014880ab32f46a61458fcf4348253dfb52f9ec0dc98ebc8d98ac94
[INFO] checking ad4m-client-0.7.1 against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] extracting crate ad4m-client 0.7.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate ad4m-client 0.7.1 on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ad4m-client 0.7.1
[INFO] finished tweaking crates.io crate ad4m-client 0.7.1
[INFO] tweaked toml for crates.io crate ad4m-client 0.7.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 220 packages
[INFO] [stderr]       Adding ascii v0.9.3 (latest: v1.1.0)
[INFO] [stderr]       Adding async-tungstenite v0.20.0 (latest: v0.25.1)
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.0)
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03bdf5b2f5a7fc13fba670c391abb7b4d74454a526930069a0dc5990d4e12386
[INFO] running `Command { std: "docker" "start" "-a" "03bdf5b2f5a7fc13fba670c391abb7b4d74454a526930069a0dc5990d4e12386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03bdf5b2f5a7fc13fba670c391abb7b4d74454a526930069a0dc5990d4e12386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03bdf5b2f5a7fc13fba670c391abb7b4d74454a526930069a0dc5990d4e12386", kill_on_drop: false }`
[INFO] [stdout] 03bdf5b2f5a7fc13fba670c391abb7b4d74454a526930069a0dc5990d4e12386
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db67eae9accc5b1701275e40a9d545558aa12b37593830c65edbe004244d0e57
[INFO] running `Command { std: "docker" "start" "-a" "db67eae9accc5b1701275e40a9d545558aa12b37593830c65edbe004244d0e57", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
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[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/perspective_proxy.rs:253:38
[INFO] [stdout]     |
[INFO] [stdout] 253 |             Ok(SubjectProxy::new(self.clone(), class.clone(), base.clone()))
[INFO] [stdout]     |                                      ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `PerspectiveProxy` does not implement `Clone`, so calling `clone` on `&PerspectiveProxy` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 253 -             Ok(SubjectProxy::new(self.clone(), class.clone(), base.clone()))
[INFO] [stdout] 253 +             Ok(SubjectProxy::new(self, class.clone(), base.clone()))
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `PerspectiveProxy`, implement `Clone` for it
[INFO] [stdout]     |
[INFO] [stdout] 18  + #[derive(Clone)]
[INFO] [stdout] 19  | pub struct PerspectiveProxy {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/perspective_proxy.rs:253:38
[INFO] [stdout]     |
[INFO] [stdout] 253 |             Ok(SubjectProxy::new(self.clone(), class.clone(), base.clone()))
[INFO] [stdout]     |                                      ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `PerspectiveProxy` does not implement `Clone`, so calling `clone` on `&PerspectiveProxy` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 253 -             Ok(SubjectProxy::new(self.clone(), class.clone(), base.clone()))
[INFO] [stdout] 253 +             Ok(SubjectProxy::new(self, class.clone(), base.clone()))
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `PerspectiveProxy`, implement `Clone` for it
[INFO] [stdout]     |
[INFO] [stdout] 18  + #[derive(Clone)]
[INFO] [stdout] 19  | pub struct PerspectiveProxy {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.71s
[INFO] running `Command { std: "docker" "inspect" "db67eae9accc5b1701275e40a9d545558aa12b37593830c65edbe004244d0e57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db67eae9accc5b1701275e40a9d545558aa12b37593830c65edbe004244d0e57", kill_on_drop: false }`
[INFO] [stdout] db67eae9accc5b1701275e40a9d545558aa12b37593830c65edbe004244d0e57
