[INFO] updating cached repository https://github.com/stygianblu/rust-tools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 214e73451d41b877d6d9f16814932c3ff7728420
[INFO] checking stygianblu/rust-tools against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstygianblu%2Frust-tools" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stygianblu/rust-tools on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stygianblu/rust-tools
[INFO] finished tweaking git repo https://github.com/stygianblu/rust-tools
[INFO] tweaked toml for git repo https://github.com/stygianblu/rust-tools written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/stygianblu/rust-tools already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7ce6b1683331a547d37c8667c0646260e9ea90874a2e749c0c8302aa477a1f2
[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" "e7ce6b1683331a547d37c8667c0646260e9ea90874a2e749c0c8302aa477a1f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7ce6b1683331a547d37c8667c0646260e9ea90874a2e749c0c8302aa477a1f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7ce6b1683331a547d37c8667c0646260e9ea90874a2e749c0c8302aa477a1f2", kill_on_drop: false }`
[INFO] [stdout] e7ce6b1683331a547d37c8667c0646260e9ea90874a2e749c0c8302aa477a1f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 004ad2f4054c966a3c74c536585ab3826a764fb260dabe6ee01cd75ed1e84f22
[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" "004ad2f4054c966a3c74c536585ab3826a764fb260dabe6ee01cd75ed1e84f22", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking byteorder v1.2.4
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking libflate v0.1.16
[INFO] [stderr]     Checking chrono v0.4.5
[INFO] [stderr]     Checking procfs v0.3.1
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/procfs-0.3.1/src/process.rs:599:40
[INFO] [stdout]     |
[INFO] [stdout] 599 |             Ok(FDTarget::Path(PathBuf::from(s)))
[INFO] [stdout]     |                                        ^^^^ multiple `from` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `ProcFrom` for the type `U`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/procfs-0.3.1/src/process.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn from(i: I) -> U {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `std::convert::From`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 599 |             Ok(FDTarget::Path(ProcFrom::from(s)))
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 599 |             Ok(FDTarget::Path(std::convert::From::from(s)))
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/procfs-0.3.1/src/process.rs:485:42
[INFO] [stdout]     |
[INFO] [stdout] 485 |             x => MMapPath::Path(PathBuf::from(x)),
[INFO] [stdout]     |                                          ^^^^ multiple `from` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `ProcFrom` for the type `U`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/procfs-0.3.1/src/process.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn from(i: I) -> U {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `std::convert::From`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 485 |             x => MMapPath::Path(ProcFrom::from(x)),
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 485 |             x => MMapPath::Path(std::convert::From::from(x)),
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/procfs-0.3.1/src/process.rs:802:29
[INFO] [stdout]     |
[INFO] [stdout] 802 |         let root = PathBuf::from("/proc").join(format!("{}", pid));
[INFO] [stdout]     |                             ^^^^ multiple `from` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `ProcFrom` for the type `U`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/procfs-0.3.1/src/process.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn from(i: I) -> U {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `std::convert::From`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 802 |         let root = ProcFrom::from("/proc").join(format!("{}", pid));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 802 |         let root = std::convert::From::from("/proc").join(format!("{}", pid));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/procfs-0.3.1/src/process.rs:818:29
[INFO] [stdout]     |
[INFO] [stdout] 818 |         let root = PathBuf::from("/proc/self");
[INFO] [stdout]     |                             ^^^^ multiple `from` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `ProcFrom` for the type `U`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/procfs-0.3.1/src/process.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn from(i: I) -> U {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `std::convert::From`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 818 |         let root = ProcFrom::from("/proc/self");
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 818 |         let root = std::convert::From::from("/proc/self");
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `procfs`.
[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" "004ad2f4054c966a3c74c536585ab3826a764fb260dabe6ee01cd75ed1e84f22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "004ad2f4054c966a3c74c536585ab3826a764fb260dabe6ee01cd75ed1e84f22", kill_on_drop: false }`
[INFO] [stdout] 004ad2f4054c966a3c74c536585ab3826a764fb260dabe6ee01cd75ed1e84f22