[INFO] fetching crate lockchain-files 0.9.0...
[INFO] checking lockchain-files-0.9.0 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate lockchain-files 0.9.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate lockchain-files 0.9.0 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lockchain-files 0.9.0
[INFO] finished tweaking crates.io crate lockchain-files 0.9.0
[INFO] tweaked toml for crates.io crate lockchain-files 0.9.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bcrypt v0.2.2
[INFO] [stderr]   Downloaded keybob v0.3.1
[INFO] [stderr]   Downloaded lockchain-core v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb3caa23811b64dbd50082a64968dbedbea3fb50c6729b02498efc31f2a153e8
[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" "cb3caa23811b64dbd50082a64968dbedbea3fb50c6729b02498efc31f2a153e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb3caa23811b64dbd50082a64968dbedbea3fb50c6729b02498efc31f2a153e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb3caa23811b64dbd50082a64968dbedbea3fb50c6729b02498efc31f2a153e8", kill_on_drop: false }`
[INFO] [stdout] cb3caa23811b64dbd50082a64968dbedbea3fb50c6729b02498efc31f2a153e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e1e24282251a93903f405b3e780b98a7887b95eae68e666f8457ae6f407b407
[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" "0e1e24282251a93903f405b3e780b98a7887b95eae68e666f8457ae6f407b407", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]    Compiling pam-sys v0.5.6
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking users v0.5.3
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking base64 v0.8.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking crypto-mac v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking pam-auth v0.5.5
[INFO] [stderr]     Checking hmac v0.6.3
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking blake2 v0.7.1
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking blowfish v0.4.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]     Checking bcrypt v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking keybob v0.3.1
[INFO] [stderr]     Checking lockchain-core v0.9.0
[INFO] [stderr]     Checking lockchain-files v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs.rs:73:80
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn fetch<T: AutoEncoder>(&self, types: FileType) -> Result<Vec<T>, Box<Error>> {
[INFO] [stdout]    |                                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs.rs:92:84
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn pull<T: AutoEncoder>(&self, types: FileType, id: &str) -> Result<T, Box<Error>> {
[INFO] [stdout]    |                                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs.rs:98:89
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn sync<T>(&self, data: &HashMap<String, T>, types: FileType) -> Result<(), Box<Error>>
[INFO] [stdout]    |                                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs.rs:73:80
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn fetch<T: AutoEncoder>(&self, types: FileType) -> Result<Vec<T>, Box<Error>> {
[INFO] [stdout]    |                                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs.rs:92:84
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn pull<T: AutoEncoder>(&self, types: FileType, id: &str) -> Result<T, Box<Error>> {
[INFO] [stdout]    |                                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs.rs:98:89
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn sync<T>(&self, data: &HashMap<String, T>, types: FileType) -> Result<(), Box<Error>>
[INFO] [stdout]    |                                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Checksum`
[INFO] [stdout]   --> src/fs.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     Checksum,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `non_modrs_mods` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(non_modrs_mods)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Checksum`
[INFO] [stdout]   --> src/fs.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     Checksum,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `non_modrs_mods` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(non_modrs_mods)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `register_user`
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider adding a `main` function to `examples/register_user.rs`
[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 E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lockchain-files`.
[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: unused imports: `Payload`, `Record`
[INFO] [stdout]  --> examples/create.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 | use lcc::{EncryptedBody, Payload, Record};
[INFO] [stdout]   |                          ^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]   --> examples/create.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let token = store.get_token(vec!());
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0e1e24282251a93903f405b3e780b98a7887b95eae68e666f8457ae6f407b407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e1e24282251a93903f405b3e780b98a7887b95eae68e666f8457ae6f407b407", kill_on_drop: false }`
[INFO] [stdout] 0e1e24282251a93903f405b3e780b98a7887b95eae68e666f8457ae6f407b407
