[INFO] crate po 0.1.4 is already in cache
[INFO] testing po-0.1.4 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate po 0.1.4 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate po 0.1.4 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate po 0.1.4
[INFO] finished tweaking crates.io crate po 0.1.4
[INFO] tweaked toml for crates.io crate po 0.1.4 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a91e7d011f06ecd4316cf06bb7025e85a8e5e7e7e336eb7b2b3388d31339a5ec
[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" "a91e7d011f06ecd4316cf06bb7025e85a8e5e7e7e336eb7b2b3388d31339a5ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a91e7d011f06ecd4316cf06bb7025e85a8e5e7e7e336eb7b2b3388d31339a5ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a91e7d011f06ecd4316cf06bb7025e85a8e5e7e7e336eb7b2b3388d31339a5ec", kill_on_drop: false }`
[INFO] [stdout] a91e7d011f06ecd4316cf06bb7025e85a8e5e7e7e336eb7b2b3388d31339a5ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 075e3486dc4dc0a34a9efc2c16bd62e8558955a5e0d2ddee0eb6d17caa1976cf
[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" "075e3486dc4dc0a34a9efc2c16bd62e8558955a5e0d2ddee0eb6d17caa1976cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling curl v0.4.31
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling curl-sys v0.4.33+curl-7.71.1
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling po v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `curl::http`
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use curl::http;
[INFO] [stdout]    |     ^^^^^^^^^^ no `http` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `serialize` in module `form_urlencoded`
[INFO] [stdout]    --> src/lib.rs:145:33
[INFO] [stdout]     |
[INFO] [stdout] 145 |     let body = form_urlencoded::serialize(notification.into_iter());
[INFO] [stdout]     |                                 ^^^^^^^^^ not found in `form_urlencoded`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lib.rs:158:20
[INFO] [stdout]     |
[INFO] [stdout] 158 |                 400...499 => api_error(std::str::from_utf8(res.get_body()).unwrap()),
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `po`.
[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" "075e3486dc4dc0a34a9efc2c16bd62e8558955a5e0d2ddee0eb6d17caa1976cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "075e3486dc4dc0a34a9efc2c16bd62e8558955a5e0d2ddee0eb6d17caa1976cf", kill_on_drop: false }`
[INFO] [stdout] 075e3486dc4dc0a34a9efc2c16bd62e8558955a5e0d2ddee0eb6d17caa1976cf