[INFO] fetching crate staticfile 0.5.0...
[INFO] checking staticfile-0.5.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate staticfile 0.5.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate staticfile 0.5.0 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 staticfile 0.5.0
[INFO] finished tweaking crates.io crate staticfile 0.5.0
[INFO] tweaked toml for crates.io crate staticfile 0.5.0 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded iron v0.6.1
[INFO] [stderr]   Downloaded uuid v0.5.1
[INFO] [stderr]   Downloaded mime_guess v1.8.8
[INFO] [stderr]   Downloaded route-recognizer v0.1.13
[INFO] [stderr]   Downloaded modifier v0.1.0
[INFO] [stderr]   Downloaded plugin v0.2.6
[INFO] [stderr]   Downloaded unsafe-any v0.4.2
[INFO] [stderr]   Downloaded typemap v0.3.3
[INFO] [stderr]   Downloaded router v0.6.0
[INFO] [stderr]   Downloaded sequence_trie v0.3.6
[INFO] [stderr]   Downloaded filetime v0.1.15
[INFO] [stderr]   Downloaded mount v0.4.0
[INFO] [stderr]   Downloaded iron-test v0.6.0
[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] 1798672bbbafab0df486831ed73437bd93e8aac36c7fba827460eb4249de2873
[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" "1798672bbbafab0df486831ed73437bd93e8aac36c7fba827460eb4249de2873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1798672bbbafab0df486831ed73437bd93e8aac36c7fba827460eb4249de2873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1798672bbbafab0df486831ed73437bd93e8aac36c7fba827460eb4249de2873", kill_on_drop: false }`
[INFO] [stdout] 1798672bbbafab0df486831ed73437bd93e8aac36c7fba827460eb4249de2873
[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] e38b38d601475e5226d250292fdaa06f008150360b2b4bb56c588bf13388e72b
[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" "e38b38d601475e5226d250292fdaa06f008150360b2b4bb56c588bf13388e72b", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]     Checking mount v0.4.0
[INFO] [stderr]     Checking router v0.6.0
[INFO] [stderr]     Checking iron-test v0.6.0
[INFO] [stderr]     Checking staticfile v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: use of deprecated associated function `iron::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/static_handler.rs:237:26
[INFO] [stdout]     |
[INFO] [stdout] 237 |         f.write_str(self.description())
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:3:9
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `staticfile`
[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: use of deprecated associated function `iron::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/static_handler.rs:237:26
[INFO] [stdout]     |
[INFO] [stdout] 237 |         f.write_str(self.description())
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:3:9
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e38b38d601475e5226d250292fdaa06f008150360b2b4bb56c588bf13388e72b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e38b38d601475e5226d250292fdaa06f008150360b2b4bb56c588bf13388e72b", kill_on_drop: false }`
[INFO] [stdout] e38b38d601475e5226d250292fdaa06f008150360b2b4bb56c588bf13388e72b