[INFO] fetching crate staticfile 0.5.0...
[INFO] checking staticfile-0.5.0 against try#9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c for pr-79472
[INFO] extracting crate staticfile 0.5.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate staticfile 0.5.0 on toolchain 9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "read-manifest" "--manifest-path" "Cargo.toml", 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-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded iron-test v0.6.0
[INFO] [stderr]   Downloaded uuid v0.5.1
[INFO] [stderr]   Downloaded modifier v0.1.0
[INFO] [stderr]   Downloaded filetime v0.1.15
[INFO] [stderr]   Downloaded mount v0.4.0
[INFO] [stderr]   Downloaded sequence_trie v0.3.6
[INFO] [stderr]   Downloaded mime_guess v1.8.8
[INFO] [stderr]   Downloaded typemap v0.3.3
[INFO] [stderr]   Downloaded unsafe-any v0.4.2
[INFO] [stderr]   Downloaded plugin v0.2.6
[INFO] [stderr]   Downloaded route-recognizer v0.1.13
[INFO] [stderr]   Downloaded router v0.6.0
[INFO] [stderr]   Downloaded iron v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 87fdcabebd38aec1e87bcf50533cec9502b52343eb9afa6cb7e8eb02e2d214cc
[INFO] running `Command { std: "docker" "start" "-a" "87fdcabebd38aec1e87bcf50533cec9502b52343eb9afa6cb7e8eb02e2d214cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87fdcabebd38aec1e87bcf50533cec9502b52343eb9afa6cb7e8eb02e2d214cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87fdcabebd38aec1e87bcf50533cec9502b52343eb9afa6cb7e8eb02e2d214cc", kill_on_drop: false }`
[INFO] [stdout] 87fdcabebd38aec1e87bcf50533cec9502b52343eb9afa6cb7e8eb02e2d214cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 597cc01bcfebc45141281485c3c6c63e7130f8cce195b0c4839359aad74c46b5
[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" "597cc01bcfebc45141281485c3c6c63e7130f8cce195b0c4839359aad74c46b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[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 tinyvec_macros v0.1.0
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking sequence_trie v0.3.6
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[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]     Checking plugin v0.2.6
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking idna v0.1.5
[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 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" "597cc01bcfebc45141281485c3c6c63e7130f8cce195b0c4839359aad74c46b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "597cc01bcfebc45141281485c3c6c63e7130f8cce195b0c4839359aad74c46b5", kill_on_drop: false }`
[INFO] [stdout] 597cc01bcfebc45141281485c3c6c63e7130f8cce195b0c4839359aad74c46b5