[INFO] fetching crate from 0.0.2...
[INFO] checking from-0.0.2 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate from 0.0.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate from 0.0.2 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate from 0.0.2
[INFO] finished tweaking crates.io crate from 0.0.2
[INFO] tweaked toml for crates.io crate from 0.0.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6d00828b9680be3a65077298db8a3c3593eec3ac6bb827c9e5f537154538f4b
[INFO] running `Command { std: "docker" "start" "-a" "c6d00828b9680be3a65077298db8a3c3593eec3ac6bb827c9e5f537154538f4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6d00828b9680be3a65077298db8a3c3593eec3ac6bb827c9e5f537154538f4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6d00828b9680be3a65077298db8a3c3593eec3ac6bb827c9e5f537154538f4b", kill_on_drop: false }`
[INFO] [stdout] c6d00828b9680be3a65077298db8a3c3593eec3ac6bb827c9e5f537154538f4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2d63b4d8078a5dc20412685afc06ba202fc465171389cd76d0e10c9e8ec3f4c
[INFO] running `Command { std: "docker" "start" "-a" "e2d63b4d8078a5dc20412685afc06ba202fc465171389cd76d0e10c9e8ec3f4c", kill_on_drop: false }`
[INFO] [stderr]     Checking from v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/lib.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn from(I) -> Self;
[INFO] [stdout]   |             ^ help: try naming the parameter or explicitly ignoring it: `_: I`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![deny(warnings)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(anonymous_parameters)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/lib.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn from(I) -> Self;
[INFO] [stdout]   |             ^ help: try naming the parameter or explicitly ignoring it: `_: I`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![deny(warnings)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(anonymous_parameters)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&'a String` in the current scope
[INFO] [stdout]   --> src/lib.rs:25:43
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn from(x: &'a String) -> &'a str { x.as_slice() }
[INFO] [stdout]    |                                           ^^^^^^^^ method not found in `&'a String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&'a String` in the current scope
[INFO] [stdout]   --> src/lib.rs:25:43
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn from(x: &'a String) -> &'a str { x.as_slice() }
[INFO] [stdout]    |                                           ^^^^^^^^ method not found in `&'a String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `into_string` found for reference `&'a str` in the current scope
[INFO] [stdout]   --> src/lib.rs:29:39
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn from(x: &'a str) -> String { x.into_string() }
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_string` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn from(x: &'a str) -> String { x.to_string() }
[INFO] [stdout]    |                                       ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `into_string` found for reference `&'a str` in the current scope
[INFO] [stdout]   --> src/lib.rs:29:39
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn from(x: &'a str) -> String { x.into_string() }
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_string` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn from(x: &'a str) -> String { x.to_string() }
[INFO] [stdout]    |                                       ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `from` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `from` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "e2d63b4d8078a5dc20412685afc06ba202fc465171389cd76d0e10c9e8ec3f4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2d63b4d8078a5dc20412685afc06ba202fc465171389cd76d0e10c9e8ec3f4c", kill_on_drop: false }`
[INFO] [stdout] e2d63b4d8078a5dc20412685afc06ba202fc465171389cd76d0e10c9e8ec3f4c
[INFO] checking from-0.0.2 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate from 0.0.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate from 0.0.2 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate from 0.0.2
[INFO] finished tweaking crates.io crate from 0.0.2
[INFO] tweaked toml for crates.io crate from 0.0.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 417cc04512a547cc9a05953f2321cddf9fb8efa40980a00d054d0a6370c487b7
[INFO] running `Command { std: "docker" "start" "-a" "417cc04512a547cc9a05953f2321cddf9fb8efa40980a00d054d0a6370c487b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "417cc04512a547cc9a05953f2321cddf9fb8efa40980a00d054d0a6370c487b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "417cc04512a547cc9a05953f2321cddf9fb8efa40980a00d054d0a6370c487b7", kill_on_drop: false }`
[INFO] [stdout] 417cc04512a547cc9a05953f2321cddf9fb8efa40980a00d054d0a6370c487b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a9f1f2455ae3b2694d33c8846f3a390174c2323ce0d92722b5209e3586245c9
[INFO] running `Command { std: "docker" "start" "-a" "3a9f1f2455ae3b2694d33c8846f3a390174c2323ce0d92722b5209e3586245c9", kill_on_drop: false }`
[INFO] [stderr]     Checking from v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/lib.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn from(I) -> Self;
[INFO] [stdout]   |             ^ help: try naming the parameter or explicitly ignoring it: `_: I`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![deny(warnings)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(anonymous_parameters)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/lib.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn from(I) -> Self;
[INFO] [stdout]   |             ^ help: try naming the parameter or explicitly ignoring it: `_: I`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![deny(warnings)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(anonymous_parameters)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&'a String` in the current scope
[INFO] [stdout]   --> src/lib.rs:25:43
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn from(x: &'a String) -> &'a str { x.as_slice() }
[INFO] [stdout]    |                                           ^^^^^^^^ method not found in `&'a String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&'a String` in the current scope
[INFO] [stdout]   --> src/lib.rs:25:43
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn from(x: &'a String) -> &'a str { x.as_slice() }
[INFO] [stdout]    |                                           ^^^^^^^^ method not found in `&'a String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `into_string` found for reference `&'a str` in the current scope
[INFO] [stdout]   --> src/lib.rs:29:39
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn from(x: &'a str) -> String { x.into_string() }
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_string` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn from(x: &'a str) -> String { x.to_string() }
[INFO] [stdout]    |                                       ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `into_string` found for reference `&'a str` in the current scope
[INFO] [stdout]   --> src/lib.rs:29:39
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn from(x: &'a str) -> String { x.into_string() }
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_string` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn from(x: &'a str) -> String { x.to_string() }
[INFO] [stdout]    |                                       ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `from` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `from` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "3a9f1f2455ae3b2694d33c8846f3a390174c2323ce0d92722b5209e3586245c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a9f1f2455ae3b2694d33c8846f3a390174c2323ce0d92722b5209e3586245c9", kill_on_drop: false }`
[INFO] [stdout] 3a9f1f2455ae3b2694d33c8846f3a390174c2323ce0d92722b5209e3586245c9
