[INFO] fetching crate how-do-i-escape 0.3.0... [INFO] checking how-do-i-escape-0.3.0 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] extracting crate how-do-i-escape 0.3.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate how-do-i-escape 0.3.0 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate how-do-i-escape 0.3.0 [INFO] finished tweaking crates.io crate how-do-i-escape 0.3.0 [INFO] tweaked toml for crates.io crate how-do-i-escape 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 18 packages [INFO] [stderr] Adding aho-corasick v0.5.3 (latest: v1.1.3) [INFO] [stderr] Adding ansi_term v0.9.0 (latest: v0.12.1) [INFO] [stderr] Adding docopt v0.6.86 (latest: v1.1.1) [INFO] [stderr] Adding lazy_static v0.2.11 (latest: v1.4.0) [INFO] [stderr] Adding memchr v0.1.11 (latest: v2.7.2) [INFO] [stderr] Adding regex v0.1.80 (latest: v1.10.4) [INFO] [stderr] Adding regex-syntax v0.3.9 (latest: v0.8.3) [INFO] [stderr] Adding strsim v0.5.2 (latest: v0.11.0) [INFO] [stderr] Adding thread-id v2.0.0 (latest: v4.2.1) [INFO] [stderr] Adding thread_local v0.2.7 (latest: v1.1.8) [INFO] [stderr] Adding utf8-ranges v0.1.3 (latest: v1.0.5) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded docopt v0.6.86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 811fad3e34de40214ccd9c771932fca563ac58b83dbfbf29508c39de95bde4eb [INFO] running `Command { std: "docker" "start" "-a" "811fad3e34de40214ccd9c771932fca563ac58b83dbfbf29508c39de95bde4eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "811fad3e34de40214ccd9c771932fca563ac58b83dbfbf29508c39de95bde4eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "811fad3e34de40214ccd9c771932fca563ac58b83dbfbf29508c39de95bde4eb", kill_on_drop: false }` [INFO] [stdout] 811fad3e34de40214ccd9c771932fca563ac58b83dbfbf29508c39de95bde4eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 803dac0eb858fd8cf16fb3d76581e4d9446a02032f061579bbb5143f741d3844 [INFO] running `Command { std: "docker" "start" "-a" "803dac0eb858fd8cf16fb3d76581e4d9446a02032f061579bbb5143f741d3844", kill_on_drop: false }` [INFO] [stderr] Checking strsim v0.5.2 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking entities v1.0.1 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking docopt v0.6.86 [INFO] [stderr] Checking how-do-i-escape v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error: use of unstable library feature 'rustc_encodable_decodable': derive macro for `rustc-serialize`; should not be used in new code [INFO] [stdout] --> src/main.rs:45:10 [INFO] [stdout] | [INFO] [stdout] 45 | #[derive(RustcDecodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #64266 [INFO] [stdout] = note: `#[deny(soft_unstable)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/main.rs:45:10 [INFO] [stdout] | [INFO] [stdout] 45 | #[derive(RustcDecodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of unstable library feature 'rustc_encodable_decodable': derive macro for `rustc-serialize`; should not be used in new code [INFO] [stdout] --> src/main.rs:45:10 [INFO] [stdout] | [INFO] [stdout] 45 | #[derive(RustcDecodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #64266 [INFO] [stdout] = note: `#[deny(soft_unstable)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/main.rs:45:10 [INFO] [stdout] | [INFO] [stdout] 45 | #[derive(RustcDecodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/main.rs:16:15 [INFO] [stdout] | [INFO] [stdout] 16 | fn encode(&mut Iterator) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Iterator` [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 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:16:20 [INFO] [stdout] | [INFO] [stdout] 16 | fn encode(&mut Iterator) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 16 | fn encode(&mut dyn Iterator) -> Option; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/css.rs:5:26 [INFO] [stdout] | [INFO] [stdout] 5 | fn encode(iter: &mut Iterator) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 | fn encode(iter: &mut dyn Iterator) -> Option { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/html.rs:9:26 [INFO] [stdout] | [INFO] [stdout] 9 | fn encode(iter: &mut Iterator) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 9 | fn encode(iter: &mut dyn Iterator) -> Option { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/js.rs:5:26 [INFO] [stdout] | [INFO] [stdout] 5 | fn encode(iter: &mut Iterator) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 | fn encode(iter: &mut dyn Iterator) -> Option { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/main.rs:16:15 [INFO] [stdout] | [INFO] [stdout] 16 | fn encode(&mut Iterator) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Iterator` [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 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:16:20 [INFO] [stdout] | [INFO] [stdout] 16 | fn encode(&mut Iterator) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 16 | fn encode(&mut dyn Iterator) -> Option; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/css.rs:5:26 [INFO] [stdout] | [INFO] [stdout] 5 | fn encode(iter: &mut Iterator) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 | fn encode(iter: &mut dyn Iterator) -> Option { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/html.rs:9:26 [INFO] [stdout] | [INFO] [stdout] 9 | fn encode(iter: &mut Iterator) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 9 | fn encode(iter: &mut dyn Iterator) -> Option { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/js.rs:5:26 [INFO] [stdout] | [INFO] [stdout] 5 | fn encode(iter: &mut Iterator) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 | fn encode(iter: &mut dyn Iterator) -> Option { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:107:34 [INFO] [stdout] | [INFO] [stdout] 107 | fn encode(iter: &mut Iterator) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 107 | fn encode(iter: &mut dyn Iterator) -> Option { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:121:34 [INFO] [stdout] | [INFO] [stdout] 121 | fn encode(iter: &mut Iterator) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 121 | fn encode(iter: &mut dyn Iterator) -> Option { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:139:34 [INFO] [stdout] | [INFO] [stdout] 139 | fn encode(iter: &mut Iterator) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 139 | fn encode(iter: &mut dyn Iterator) -> Option { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `how-do-i-escape` (bin "how-do-i-escape") due to 3 previous errors; 6 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error; 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `how-do-i-escape` (bin "how-do-i-escape" test) due to 3 previous errors; 9 warnings emitted [INFO] running `Command { std: "docker" "inspect" "803dac0eb858fd8cf16fb3d76581e4d9446a02032f061579bbb5143f741d3844", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "803dac0eb858fd8cf16fb3d76581e4d9446a02032f061579bbb5143f741d3844", kill_on_drop: false }` [INFO] [stdout] 803dac0eb858fd8cf16fb3d76581e4d9446a02032f061579bbb5143f741d3844