[INFO] cloning repository https://github.com/counterbeing/try_from_error
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/counterbeing/try_from_error" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcounterbeing%2Ftry_from_error", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcounterbeing%2Ftry_from_error'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5eb75a47ad42558f149b6de8d3ae75e715b6199
[INFO] checking counterbeing/try_from_error against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcounterbeing%2Ftry_from_error" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/counterbeing/try_from_error on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/counterbeing/try_from_error
[INFO] finished tweaking git repo https://github.com/counterbeing/try_from_error
[INFO] tweaked toml for git repo https://github.com/counterbeing/try_from_error written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/counterbeing/try_from_error already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slack-hook v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d54188f5b4a14f081ea3d2730776e4f595ccf08f7bcfe38e7a39d438699b65ed
[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" "d54188f5b4a14f081ea3d2730776e4f595ccf08f7bcfe38e7a39d438699b65ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d54188f5b4a14f081ea3d2730776e4f595ccf08f7bcfe38e7a39d438699b65ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d54188f5b4a14f081ea3d2730776e4f595ccf08f7bcfe38e7a39d438699b65ed", kill_on_drop: false }`
[INFO] [stdout] d54188f5b4a14f081ea3d2730776e4f595ccf08f7bcfe38e7a39d438699b65ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f5cddae0e0593424fc71cb408a0558b106e9a586e15bba927375f970b2a911d
[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" "3f5cddae0e0593424fc71cb408a0558b106e9a586e15bba927375f970b2a911d", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling cc v1.0.56
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
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[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking try_from v0.3.2
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[INFO] [stderr]     Checking url v1.7.2
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[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking url v2.1.1
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[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
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[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking slack-hook v0.8.0
[INFO] [stderr]     Checking try_from_error v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `url::Url: slack_hook::TryFrom<std::string::String>` is not satisfied
[INFO] [stdout]   --> src/main.rs:7:25
[INFO] [stdout]    |
[INFO] [stdout] 7  |             let slack = Slack::new(hook).unwrap();
[INFO] [stdout]    |                         ^^^^^^^^^^ the trait `slack_hook::TryFrom<std::string::String>` is not implemented for `url::Url`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/slack-hook-0.8.0/src/slack.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new<T: TryInto<Url, Err = Error>>(hook: T) -> Result<Slack> {
[INFO] [stdout]    |                   ------------------------- required by this bound in `slack_hook::Slack::new`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following implementations were found:
[INFO] [stdout]              <url::Url as slack_hook::TryFrom<&'a str>>
[INFO] [stdout]    = note: required because of the requirements on the impl of `slack_hook::TryInto<url::Url>` for `std::string::String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `try_from_error`.
[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] [stdout] error[E0277]: the trait bound `url::Url: slack_hook::TryFrom<std::string::String>` is not satisfied
[INFO] [stdout]   --> src/main.rs:7:25
[INFO] [stdout]    |
[INFO] [stdout] 7  |             let slack = Slack::new(hook).unwrap();
[INFO] [stdout]    |                         ^^^^^^^^^^ the trait `slack_hook::TryFrom<std::string::String>` is not implemented for `url::Url`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/slack-hook-0.8.0/src/slack.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new<T: TryInto<Url, Err = Error>>(hook: T) -> Result<Slack> {
[INFO] [stdout]    |                   ------------------------- required by this bound in `slack_hook::Slack::new`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following implementations were found:
[INFO] [stdout]              <url::Url as slack_hook::TryFrom<&'a str>>
[INFO] [stdout]    = note: required because of the requirements on the impl of `slack_hook::TryInto<url::Url>` for `std::string::String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3f5cddae0e0593424fc71cb408a0558b106e9a586e15bba927375f970b2a911d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f5cddae0e0593424fc71cb408a0558b106e9a586e15bba927375f970b2a911d", kill_on_drop: false }`
[INFO] [stdout] 3f5cddae0e0593424fc71cb408a0558b106e9a586e15bba927375f970b2a911d