[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] testing stygianblu/rust-tools against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstygianblu%2Frust-tools" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stygianblu/rust-tools on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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-2/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" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc135d12e7b9370b8ee53e746e2e7271f00948405ebac2edb0bc08c66440db89
[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" "cc135d12e7b9370b8ee53e746e2e7271f00948405ebac2edb0bc08c66440db89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc135d12e7b9370b8ee53e746e2e7271f00948405ebac2edb0bc08c66440db89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc135d12e7b9370b8ee53e746e2e7271f00948405ebac2edb0bc08c66440db89", kill_on_drop: false }`
[INFO] [stdout] cc135d12e7b9370b8ee53e746e2e7271f00948405ebac2edb0bc08c66440db89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55e64ebd15d97955f32a5f87adcc532fa78d089e8ae2bf0fd4aaaa5ef49dba96
[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" "55e64ebd15d97955f32a5f87adcc532fa78d089e8ae2bf0fd4aaaa5ef49dba96", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling byteorder v1.2.4
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling libflate v0.1.16
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling chrono v0.4.5
[INFO] [stderr]    Compiling 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" "55e64ebd15d97955f32a5f87adcc532fa78d089e8ae2bf0fd4aaaa5ef49dba96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55e64ebd15d97955f32a5f87adcc532fa78d089e8ae2bf0fd4aaaa5ef49dba96", kill_on_drop: false }`
[INFO] [stdout] 55e64ebd15d97955f32a5f87adcc532fa78d089e8ae2bf0fd4aaaa5ef49dba96