[INFO] fetching crate malk-lexer 0.1.1...
[INFO] checking malk-lexer-0.1.1 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate malk-lexer 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate malk-lexer 0.1.1 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate malk-lexer 0.1.1
[INFO] finished tweaking crates.io crate malk-lexer 0.1.1
[INFO] tweaked toml for crates.io crate malk-lexer 0.1.1 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" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding unicode-xid v0.0.3 (latest: v0.2.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-xid v0.0.3
[INFO] [stderr]   Downloaded unicode-brackets v0.1.1
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3850eff0a6af0cc42e89b6d017fb5fb88183062e53e4f8709c61bd14790ce366
[INFO] running `Command { std: "docker" "start" "-a" "3850eff0a6af0cc42e89b6d017fb5fb88183062e53e4f8709c61bd14790ce366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3850eff0a6af0cc42e89b6d017fb5fb88183062e53e4f8709c61bd14790ce366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3850eff0a6af0cc42e89b6d017fb5fb88183062e53e4f8709c61bd14790ce366", kill_on_drop: false }`
[INFO] [stdout] 3850eff0a6af0cc42e89b6d017fb5fb88183062e53e4f8709c61bd14790ce366
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4ee5ff6f6b3d3653a5f4d39b66d514464a00ea09fa2b4a9b6b58428ebd4524c
[INFO] running `Command { std: "docker" "start" "-a" "b4ee5ff6f6b3d3653a5f4d39b66d514464a00ea09fa2b4a9b6b58428ebd4524c", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-xid v0.0.3
[INFO] [stderr]     Checking unicode-width v0.1.12
[INFO] [stderr]     Checking unicode-brackets v0.1.1
[INFO] [stderr]     Checking malk-lexer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0635]: unknown feature `unicode`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(unicode)]
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `unicode`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(unicode)]
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_xid_start` found for type `char` in the current scope
[INFO] [stdout]    --> src/lex.rs:163:14
[INFO] [stdout]     |
[INFO] [stdout] 163 |         if c.is_xid_start() {
[INFO] [stdout]     |              ^^^^^^^^^^^^ method not found in `char`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/unicode-xid-0.0.3/src/lib.rs:72:8
[INFO] [stdout]     |
[INFO] [stdout] 72  |     fn is_xid_start(self) -> bool;
[INFO] [stdout]     |        ------------ the method is available for `char` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `UnicodeXID` which provides `is_xid_start` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 1   + use unicode_xid::UnicodeXID;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_xid_start` found for type `char` in the current scope
[INFO] [stdout]    --> src/lex.rs:163:14
[INFO] [stdout]     |
[INFO] [stdout] 163 |         if c.is_xid_start() {
[INFO] [stdout]     |              ^^^^^^^^^^^^ method not found in `char`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/unicode-xid-0.0.3/src/lib.rs:72:8
[INFO] [stdout]     |
[INFO] [stdout] 72  |     fn is_xid_start(self) -> bool;
[INFO] [stdout]     |        ------------ the method is available for `char` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `UnicodeXID` which provides `is_xid_start` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 1   + use unicode_xid::UnicodeXID;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_xid_continue` found for type `char` in the current scope
[INFO] [stdout]    --> src/lex.rs:170:23
[INFO] [stdout]     |
[INFO] [stdout] 170 |                 if !c.is_xid_continue() {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^ method not found in `char`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/unicode-xid-0.0.3/src/lib.rs:80:8
[INFO] [stdout]     |
[INFO] [stdout] 80  |     fn is_xid_continue(self) -> bool;
[INFO] [stdout]     |        --------------- the method is available for `char` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `UnicodeXID` which provides `is_xid_continue` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 1   + use unicode_xid::UnicodeXID;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_xid_continue` found for type `char` in the current scope
[INFO] [stdout]    --> src/lex.rs:170:23
[INFO] [stdout]     |
[INFO] [stdout] 170 |                 if !c.is_xid_continue() {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^ method not found in `char`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/unicode-xid-0.0.3/src/lib.rs:80:8
[INFO] [stdout]     |
[INFO] [stdout] 80  |     fn is_xid_continue(self) -> bool;
[INFO] [stdout]     |        --------------- the method is available for `char` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `UnicodeXID` which provides `is_xid_continue` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 1   + use unicode_xid::UnicodeXID;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_xid_start` found for type `char` in the current scope
[INFO] [stdout]    --> src/lex.rs:370:26
[INFO] [stdout]     |
[INFO] [stdout] 370 |                        c.is_xid_start() ||
[INFO] [stdout]     |                          ^^^^^^^^^^^^ method not found in `char`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/unicode-xid-0.0.3/src/lib.rs:72:8
[INFO] [stdout]     |
[INFO] [stdout] 72  |     fn is_xid_start(self) -> bool;
[INFO] [stdout]     |        ------------ the method is available for `char` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `UnicodeXID` which provides `is_xid_start` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 1   + use unicode_xid::UnicodeXID;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_xid_start` found for type `char` in the current scope
[INFO] [stdout]    --> src/lex.rs:370:26
[INFO] [stdout]     |
[INFO] [stdout] 370 |                        c.is_xid_start() ||
[INFO] [stdout]     |                          ^^^^^^^^^^^^ method not found in `char`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/unicode-xid-0.0.3/src/lib.rs:72:8
[INFO] [stdout]     |
[INFO] [stdout] 72  |     fn is_xid_start(self) -> bool;
[INFO] [stdout]     |        ------------ the method is available for `char` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `UnicodeXID` which provides `is_xid_start` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 1   + use unicode_xid::UnicodeXID;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `malk-lexer` (lib) due to 5 previous errors
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `malk-lexer` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "b4ee5ff6f6b3d3653a5f4d39b66d514464a00ea09fa2b4a9b6b58428ebd4524c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4ee5ff6f6b3d3653a5f4d39b66d514464a00ea09fa2b4a9b6b58428ebd4524c", kill_on_drop: false }`
[INFO] [stdout] b4ee5ff6f6b3d3653a5f4d39b66d514464a00ea09fa2b4a9b6b58428ebd4524c
[INFO] checking malk-lexer-0.1.1 against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] extracting crate malk-lexer 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate malk-lexer 0.1.1 on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate malk-lexer 0.1.1
[INFO] finished tweaking crates.io crate malk-lexer 0.1.1
[INFO] tweaked toml for crates.io crate malk-lexer 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding unicode-xid v0.0.3 (latest: v0.2.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcadf1b394939df4a131735239b35fc689c3846334e0157dbea2eb665ef0c9da
[INFO] running `Command { std: "docker" "start" "-a" "bcadf1b394939df4a131735239b35fc689c3846334e0157dbea2eb665ef0c9da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcadf1b394939df4a131735239b35fc689c3846334e0157dbea2eb665ef0c9da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcadf1b394939df4a131735239b35fc689c3846334e0157dbea2eb665ef0c9da", kill_on_drop: false }`
[INFO] [stdout] bcadf1b394939df4a131735239b35fc689c3846334e0157dbea2eb665ef0c9da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcdbc752c46e3b6582c1c3376c2f6b231570c87d3b56078c4ddab249a91b12d6
[INFO] running `Command { std: "docker" "start" "-a" "bcdbc752c46e3b6582c1c3376c2f6b231570c87d3b56078c4ddab249a91b12d6", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "bcdbc752c46e3b6582c1c3376c2f6b231570c87d3b56078c4ddab249a91b12d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcdbc752c46e3b6582c1c3376c2f6b231570c87d3b56078c4ddab249a91b12d6", kill_on_drop: false }`
[INFO] [stdout] bcdbc752c46e3b6582c1c3376c2f6b231570c87d3b56078c4ddab249a91b12d6