[INFO] fetching crate mount 0.4.0... [INFO] checking mount-0.4.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] extracting crate mount 0.4.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate mount 0.4.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mount 0.4.0 [INFO] finished tweaking crates.io crate mount 0.4.0 [INFO] tweaked toml for crates.io crate mount 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sequence_trie v0.3.6 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bc8822a9dd9fc82d374c0e97162dbf297812ce0cc2a825e1b35486cac14fe0f9 [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" "bc8822a9dd9fc82d374c0e97162dbf297812ce0cc2a825e1b35486cac14fe0f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bc8822a9dd9fc82d374c0e97162dbf297812ce0cc2a825e1b35486cac14fe0f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc8822a9dd9fc82d374c0e97162dbf297812ce0cc2a825e1b35486cac14fe0f9", kill_on_drop: false }` [INFO] [stdout] bc8822a9dd9fc82d374c0e97162dbf297812ce0cc2a825e1b35486cac14fe0f9 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 063086a8fca1ebd39a850836efc6a396482ddcda394b198362bec64551ad175e [INFO] running `Command { std: "docker" "start" "-a" "063086a8fca1ebd39a850836efc6a396482ddcda394b198362bec64551ad175e", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking siphasher v0.2.3 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking hyper v0.10.16 [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 iron v0.6.1 [INFO] [stderr] Checking mount v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mount.rs:31:18 [INFO] [stdout] | [INFO] [stdout] 31 | handler: Box, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mount.rs:75:47 [INFO] [stdout] | [INFO] [stdout] 75 | handler: Box::new(handler) as Box, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mount.rs:31:18 [INFO] [stdout] | [INFO] [stdout] 31 | handler: Box, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(test, deny(warnings))] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(bare_trait_objects)]` implied by `#[deny(warnings)]` [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mount.rs:75:47 [INFO] [stdout] | [INFO] [stdout] 75 | handler: Box::new(handler) as Box, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `iron::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/mount.rs:45:26 [INFO] [stdout] | [INFO] [stdout] 45 | f.write_str(self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated associated function `iron::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/mount.rs:45:26 [INFO] [stdout] | [INFO] [stdout] 45 | f.write_str(self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(test, deny(warnings))] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mount` [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] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "063086a8fca1ebd39a850836efc6a396482ddcda394b198362bec64551ad175e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "063086a8fca1ebd39a850836efc6a396482ddcda394b198362bec64551ad175e", kill_on_drop: false }` [INFO] [stdout] 063086a8fca1ebd39a850836efc6a396482ddcda394b198362bec64551ad175e