[INFO] fetching crate srx 0.1.3...
[INFO] checking srx-0.1.3 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate srx 0.1.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate srx 0.1.3 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate srx 0.1.3
[INFO] finished tweaking crates.io crate srx 0.1.3
[INFO] tweaked toml for crates.io crate srx 0.1.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 877d5c88833d1b2aa240702dbae57e8e3f970479bda38955049828b62b582ca3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "877d5c88833d1b2aa240702dbae57e8e3f970479bda38955049828b62b582ca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "877d5c88833d1b2aa240702dbae57e8e3f970479bda38955049828b62b582ca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "877d5c88833d1b2aa240702dbae57e8e3f970479bda38955049828b62b582ca3", kill_on_drop: false }`
[INFO] [stdout] 877d5c88833d1b2aa240702dbae57e8e3f970479bda38955049828b62b582ca3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 736e1874d7819da1b710edaba3de7f233fbb22841bbde993e5fe0f74104ed76a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "736e1874d7819da1b710edaba3de7f233fbb22841bbde993e5fe0f74104ed76a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking srx v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `SRX` in the current scope
[INFO] [stdout]   --> benches/bench.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |         SRX::from_str(&fs::read_to_string("data/example.srx").expect("example file exists"))
[INFO] [stdout]    |              ^^^^^^^^ function or associated item not found in `SRX`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `Rule` in the current scope
[INFO] [stdout]    --> src/lib.rs:241:26
[INFO] [stdout]     |
[INFO] [stdout] 81  | struct Rule {
[INFO] [stdout]     | ----------- function or associated item `new` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 241 |         let rule = Rule::new(Some("abc"), Some("d+fg"), true).expect("test rule is valid");
[INFO] [stdout]     |                          ^^^ function or associated item not found in `Rule`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `str::FromStr`
[INFO] [stdout]  --> benches/bench.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs, str::FromStr};
[INFO] [stdout]   |               ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `SRX` in the current scope
[INFO] [stdout]    --> src/lib.rs:252:18
[INFO] [stdout]     |
[INFO] [stdout] 200 | pub struct SRX {
[INFO] [stdout]     | -------------- function or associated item `from_str` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 252 |             SRX::from_str(&fs::read_to_string("data/example.srx").expect("example file exists"))
[INFO] [stdout]     |                  ^^^^^^^^ function or associated item not found in `SRX`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `from_str`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `FromStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `SRX` in the current scope
[INFO] [stdout]    --> src/lib.rs:270:18
[INFO] [stdout]     |
[INFO] [stdout] 200 | pub struct SRX {
[INFO] [stdout]     | -------------- function or associated item `from_str` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 270 |             SRX::from_str(&fs::read_to_string("data/segment.srx").expect("example file exists"))
[INFO] [stdout]     |                  ^^^^^^^^ function or associated item not found in `SRX`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `from_str`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `FromStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `SRX` in the current scope
[INFO] [stdout]    --> src/lib.rs:287:18
[INFO] [stdout]     |
[INFO] [stdout] 200 | pub struct SRX {
[INFO] [stdout]     | -------------- function or associated item `from_str` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 287 |             SRX::from_str(&fs::read_to_string("data/segment.srx").expect("example file exists"))
[INFO] [stdout]     |                  ^^^^^^^^ function or associated item not found in `SRX`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `from_str`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `FromStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `SRX` in the current scope
[INFO] [stdout]    --> src/lib.rs:297:18
[INFO] [stdout]     |
[INFO] [stdout] 200 | pub struct SRX {
[INFO] [stdout]     | -------------- function or associated item `from_str` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 297 |             SRX::from_str(&fs::read_to_string("data/segment.srx").expect("segment file exists"))
[INFO] [stdout]     |                  ^^^^^^^^ function or associated item not found in `SRX`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `from_str`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `FromStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `str::FromStr`
[INFO] [stdout]    --> src/lib.rs:237:19
[INFO] [stdout]     |
[INFO] [stdout] 237 |     use std::{fs, str::FromStr};
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `srx`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "736e1874d7819da1b710edaba3de7f233fbb22841bbde993e5fe0f74104ed76a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736e1874d7819da1b710edaba3de7f233fbb22841bbde993e5fe0f74104ed76a", kill_on_drop: false }`
[INFO] [stdout] 736e1874d7819da1b710edaba3de7f233fbb22841bbde993e5fe0f74104ed76a