[INFO] fetching crate pwv 0.2.1... [INFO] checking pwv-0.2.1 against beta for pr-78714 [INFO] extracting crate pwv 0.2.1 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate pwv 0.2.1 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate pwv 0.2.1 [INFO] finished tweaking crates.io crate pwv 0.2.1 [INFO] tweaked toml for crates.io crate pwv 0.2.1 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e65b372af5e5da67ba77a701aa15d2ecc1fa75cdefd39496064fd8fb3242f2f1 [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" "e65b372af5e5da67ba77a701aa15d2ecc1fa75cdefd39496064fd8fb3242f2f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e65b372af5e5da67ba77a701aa15d2ecc1fa75cdefd39496064fd8fb3242f2f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e65b372af5e5da67ba77a701aa15d2ecc1fa75cdefd39496064fd8fb3242f2f1", kill_on_drop: false }` [INFO] [stdout] e65b372af5e5da67ba77a701aa15d2ecc1fa75cdefd39496064fd8fb3242f2f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 38f59f4d4dd920b410f246d0f1ad770459d939dd325095e361231f09b89226e1 [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" "38f59f4d4dd920b410f246d0f1ad770459d939dd325095e361231f09b89226e1", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling memsec v0.5.7 [INFO] [stderr] Compiling winapi v0.3.9 [INFO] [stderr] Checking clipboard-win v2.2.0 [INFO] [stderr] Checking seckey v0.9.3 [INFO] [stderr] Checking pwv v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved import `clipboard_win::Clipboard` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use clipboard_win::Clipboard; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ no `Clipboard` in the root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `pwv::authenticator` [INFO] [stdout] --> src/main.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | use pwv::authenticator::Key; [INFO] [stdout] | ^^^^^^^^^^^^^ could not find `authenticator` in `pwv` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `pwv::error` [INFO] [stdout] --> src/main.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | use pwv::error::*; [INFO] [stdout] | ^^^^^ could not find `error` in `pwv` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `pwv::prompt` [INFO] [stdout] --> src/main.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | use pwv::prompt::*; [INFO] [stdout] | ^^^^^^ could not find `prompt` in `pwv` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `pwv::vault` [INFO] [stdout] --> src/main.rs:12:10 [INFO] [stdout] | [INFO] [stdout] 12 | use pwv::vault::Vault; [INFO] [stdout] | ^^^^^ could not find `vault` in `pwv` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `clipboard_win::Clipboard` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use clipboard_win::Clipboard; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ no `Clipboard` in the root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `pwv::authenticator` [INFO] [stdout] --> src/main.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | use pwv::authenticator::Key; [INFO] [stdout] | ^^^^^^^^^^^^^ could not find `authenticator` in `pwv` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `pwv::error` [INFO] [stdout] --> src/main.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | use pwv::error::*; [INFO] [stdout] | ^^^^^ could not find `error` in `pwv` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `pwv::prompt` [INFO] [stdout] --> src/main.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | use pwv::prompt::*; [INFO] [stdout] | ^^^^^^ could not find `prompt` in `pwv` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `pwv::vault` [INFO] [stdout] --> src/main.rs:12:10 [INFO] [stdout] | [INFO] [stdout] 12 | use pwv::vault::Vault; [INFO] [stdout] | ^^^^^ could not find `vault` in `pwv` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `UIPrompt` [INFO] [stdout] --> src/main.rs:156:18 [INFO] [stdout] | [INFO] [stdout] 156 | Box::new(UIPrompt::new(caption, message)) [INFO] [stdout] | ^^^^^^^^ use of undeclared type `UIPrompt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `UIPrompt` [INFO] [stdout] --> src/main.rs:156:18 [INFO] [stdout] | [INFO] [stdout] 156 | Box::new(UIPrompt::new(caption, message)) [INFO] [stdout] | ^^^^^^^^ use of undeclared type `UIPrompt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PwrsError` [INFO] [stdout] --> src/main.rs:174:24 [INFO] [stdout] | [INFO] [stdout] 174 | .ok_or_else(|| PwrsError::EntryNotFound(String::from(site)))?; [INFO] [stdout] | ^^^^^^^^^ use of undeclared type `PwrsError` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PwrsError` [INFO] [stdout] --> src/main.rs:174:24 [INFO] [stdout] | [INFO] [stdout] 174 | .ok_or_else(|| PwrsError::EntryNotFound(String::from(site)))?; [INFO] [stdout] | ^^^^^^^^^ use of undeclared type `PwrsError` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Error` in this scope [INFO] [stdout] --> src/main.rs:118:56 [INFO] [stdout] | [INFO] [stdout] 118 | fn vault_path(matches: &ArgMatches) -> Result { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use clap::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Error; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Error` in this scope [INFO] [stdout] --> src/main.rs:127:65 [INFO] [stdout] | [INFO] [stdout] 127 | fn new(vault_path: PathBuf, matches: &ArgMatches) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use clap::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Error; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Error` in this scope [INFO] [stdout] --> src/main.rs:144:65 [INFO] [stdout] | [INFO] [stdout] 144 | fn add(vault_path: PathBuf, matches: &ArgMatches) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use clap::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Error; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Prompt` in this scope [INFO] [stdout] --> src/main.rs:148:21 [INFO] [stdout] | [INFO] [stdout] 144 | fn add(vault_path: PathBuf, matches: &ArgMatches) -> Result<(), Error> { [INFO] [stdout] | - help: you might be missing a type parameter: `` [INFO] [stdout] ... [INFO] [stdout] 148 | let prompt: Box = if matches.is_present("user") { [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Error` in this scope [INFO] [stdout] --> src/main.rs:169:65 [INFO] [stdout] | [INFO] [stdout] 169 | fn get(vault_path: PathBuf, matches: &ArgMatches) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use clap::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Error; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Error` in this scope [INFO] [stdout] --> src/main.rs:191:42 [INFO] [stdout] | [INFO] [stdout] 191 | fn ls(vault_path: PathBuf) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use clap::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Error; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Error` in this scope [INFO] [stdout] --> src/main.rs:203:44 [INFO] [stdout] | [INFO] [stdout] 203 | fn del(vault_path: &PathBuf) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use clap::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Error; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Error` in this scope [INFO] [stdout] --> src/main.rs:214:44 [INFO] [stdout] | [INFO] [stdout] 214 | fn run(matches: &ArgMatches) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use clap::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Error; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Error` in this scope [INFO] [stdout] --> src/main.rs:118:56 [INFO] [stdout] | [INFO] [stdout] 118 | fn vault_path(matches: &ArgMatches) -> Result { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use clap::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Error; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Error` in this scope [INFO] [stdout] --> src/main.rs:127:65 [INFO] [stdout] | [INFO] [stdout] 127 | fn new(vault_path: PathBuf, matches: &ArgMatches) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use clap::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Error; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Error` in this scope [INFO] [stdout] --> src/main.rs:144:65 [INFO] [stdout] | [INFO] [stdout] 144 | fn add(vault_path: PathBuf, matches: &ArgMatches) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use clap::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Error; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Prompt` in this scope [INFO] [stdout] --> src/main.rs:148:21 [INFO] [stdout] | [INFO] [stdout] 144 | fn add(vault_path: PathBuf, matches: &ArgMatches) -> Result<(), Error> { [INFO] [stdout] | - help: you might be missing a type parameter: `` [INFO] [stdout] ... [INFO] [stdout] 148 | let prompt: Box = if matches.is_present("user") { [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Error` in this scope [INFO] [stdout] --> src/main.rs:169:65 [INFO] [stdout] | [INFO] [stdout] 169 | fn get(vault_path: PathBuf, matches: &ArgMatches) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use clap::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Error; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Error` in this scope [INFO] [stdout] --> src/main.rs:191:42 [INFO] [stdout] | [INFO] [stdout] 191 | fn ls(vault_path: PathBuf) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use clap::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Error; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Error` in this scope [INFO] [stdout] --> src/main.rs:203:44 [INFO] [stdout] | [INFO] [stdout] 203 | fn del(vault_path: &PathBuf) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use clap::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Error; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Error` in this scope [INFO] [stdout] --> src/main.rs:214:44 [INFO] [stdout] | [INFO] [stdout] 214 | fn run(matches: &ArgMatches) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use clap::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Error; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `context` found for enum `std::result::Result` in the current scope [INFO] [stdout] --> src/main.rs:122:10 [INFO] [stdout] | [INFO] [stdout] 122 | .context( [INFO] [stdout] | ^^^^^^^ method not found in `std::result::Result` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stdout] | [INFO] [stdout] 2 | use failure::ResultExt; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `context` found for enum `std::result::Result` in the current scope [INFO] [stdout] --> src/main.rs:122:10 [INFO] [stdout] | [INFO] [stdout] 122 | .context( [INFO] [stdout] | ^^^^^^^ method not found in `std::result::Result` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stdout] | [INFO] [stdout] 2 | use failure::ResultExt; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `context` found for enum `std::result::Result<(), std::io::Error>` in the current scope [INFO] [stdout] --> src/main.rs:206:43 [INFO] [stdout] | [INFO] [stdout] 206 | fs::remove_file(vault_path.as_path()).context(format!( [INFO] [stdout] | ^^^^^^^ method not found in `std::result::Result<(), std::io::Error>` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stdout] | [INFO] [stdout] 2 | use failure::ResultExt; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 17 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0433, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] [INFO] [stderr] error: could not compile `pwv` [INFO] [stdout] error[E0599]: no method named `context` found for enum `std::result::Result<(), std::io::Error>` in the current scope [INFO] [stdout] --> src/main.rs:206:43 [INFO] [stdout] | [INFO] [stdout] 206 | fs::remove_file(vault_path.as_path()).context(format!( [INFO] [stdout] | ^^^^^^^ method not found in `std::result::Result<(), std::io::Error>` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stdout] | [INFO] [stdout] 2 | use failure::ResultExt; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] error: aborting due to 17 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0433, E0599. [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "38f59f4d4dd920b410f246d0f1ad770459d939dd325095e361231f09b89226e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38f59f4d4dd920b410f246d0f1ad770459d939dd325095e361231f09b89226e1", kill_on_drop: false }` [INFO] [stdout] 38f59f4d4dd920b410f246d0f1ad770459d939dd325095e361231f09b89226e1