[INFO] updating cached repository DigitalShooting/DSC-Rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DigitalShooting/DSC-Rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DigitalShooting/DSC-Rust" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/DigitalShooting/DSC-Rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/DigitalShooting/DSC-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DigitalShooting/DSC-Rust" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/DigitalShooting/DSC-Rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/DigitalShooting/DSC-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b5f239296083a0214f252ac9d581ba5317cd3585
[INFO] sha for GitHub repo DigitalShooting/DSC-Rust: b5f239296083a0214f252ac9d581ba5317cd3585
[INFO] validating manifest of DigitalShooting/DSC-Rust on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of DigitalShooting/DSC-Rust on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing DigitalShooting/DSC-Rust
[INFO] finished frobbing DigitalShooting/DSC-Rust
[INFO] frobbed toml for DigitalShooting/DSC-Rust written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/DigitalShooting/DSC-Rust/Cargo.toml
[INFO] started frobbing DigitalShooting/DSC-Rust
[INFO] finished frobbing DigitalShooting/DSC-Rust
[INFO] frobbed toml for DigitalShooting/DSC-Rust written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/DigitalShooting/DSC-Rust/Cargo.toml
[INFO] crate DigitalShooting/DSC-Rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking DigitalShooting/DSC-Rust against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/DigitalShooting/DSC-Rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 25c77698e216cd38b24ea6a9d880752862d8b9ec2216bf5685121845f4d151de
[INFO] running `"docker" "start" "-a" "25c77698e216cd38b24ea6a9d880752862d8b9ec2216bf5685121845f4d151de"`
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]     Checking simplesvg v0.4.0
[INFO] [stderr]    Compiling dsc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking dotenv v0.9.0
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio v0.1.16
[INFO] [stderr]     Checking websocket v0.22.3
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling diesel_derives v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking tera v0.11.20
[INFO] [stderr]     Checking diesel v1.4.1
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/config/error.rs:39:32
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `discipline::*`
[INFO] [stderr]    --> src/session/session.rs:213:9
[INFO] [stderr]     |
[INFO] [stderr] 213 |     use discipline::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `discipline::*`
[INFO] [stderr]    --> src/session/shot.rs:134:9
[INFO] [stderr]     |
[INFO] [stderr] 134 |     use discipline::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DatabaseConfig`
[INFO] [stderr]   --> src/dsc_manager.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 | use config::{Config, DatabaseConfig};
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/dsc_manager.rs:40:21
[INFO] [stderr]    |
[INFO] [stderr] 40 |     db_handler: Box<DBHandler + Send>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DBHandler + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/dsc_manager.rs:57:29
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let db_handler: Box<DBHandler + Send> = match config.database {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DBHandler + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/device_api/esa/paper_ack.rs:77:32
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process::Command`
[INFO] [stderr]  --> src/print.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::process::Command;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/print.rs:57:32
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SubCommand`
[INFO] [stderr]   --> src/main.rs:42:22
[INFO] [stderr]    |
[INFO] [stderr] 42 | use clap::{Arg, App, SubCommand};
[INFO] [stderr]    |                      ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/config/error.rs:39:32
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DatabaseConfig`
[INFO] [stderr]   --> src/dsc_manager.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 | use config::{Config, DatabaseConfig};
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/dsc_manager.rs:40:21
[INFO] [stderr]    |
[INFO] [stderr] 40 |     db_handler: Box<DBHandler + Send>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DBHandler + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/dsc_manager.rs:57:29
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let db_handler: Box<DBHandler + Send> = match config.database {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DBHandler + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/device_api/esa/paper_ack.rs:77:32
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process::Command`
[INFO] [stderr]  --> src/print.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::process::Command;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/print.rs:57:32
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SubCommand`
[INFO] [stderr]   --> src/main.rs:42:22
[INFO] [stderr]    |
[INFO] [stderr] 42 | use clap::{Arg, App, SubCommand};
[INFO] [stderr]    |                      ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `duration`
[INFO] [stderr]   --> src/session/session.rs:37:34
[INFO] [stderr]    |
[INFO] [stderr] 37 |             Time::InstantStart { duration } => Some(SystemTime::now()),
[INFO] [stderr]    |                                  ^^^^^^^^ help: try ignoring the field: `duration: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `duration`
[INFO] [stderr]    --> src/session/session.rs:100:39
[INFO] [stderr]     |
[INFO] [stderr] 100 |                     Time::FirstShot { duration } if self.number_of_shots == 0 => Some(SystemTime::now()),
[INFO] [stderr]     |                                       ^^^^^^^^ help: try ignoring the field: `duration: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `shot`
[INFO] [stderr]    --> src/session/session.rs:225:13
[INFO] [stderr]     |
[INFO] [stderr] 225 |         let shot = Shot::from_cartesian_coordinates (0, 0, &target, &CountMode::Integer);
[INFO] [stderr]     |             ^^^^ help: consider prefixing with an underscore: `_shot`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/device_api/esa/esa.rs:348:52
[INFO] [stderr]     |
[INFO] [stderr] 348 |                                     NopResult::Err(err) => {
[INFO] [stderr]     |                                                    ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line_id`
[INFO] [stderr]   --> src/database/handler.rs:26:30
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn new_session_id(&self, line_id: i32) -> i32 {
[INFO] [stderr]    |                              ^^^^^^^ help: consider prefixing with an underscore: `_line_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `session`
[INFO] [stderr]   --> src/database/handler.rs:29:31
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn update_sesssion(&self, session: &Session) {}
[INFO] [stderr]    |                               ^^^^^^^ help: consider prefixing with an underscore: `_session`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/database/handler.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let s = database::update_session(&con, session);
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `duration`
[INFO] [stderr]   --> src/session/session.rs:37:34
[INFO] [stderr]    |
[INFO] [stderr] 37 |             Time::InstantStart { duration } => Some(SystemTime::now()),
[INFO] [stderr]    |                                  ^^^^^^^^ help: try ignoring the field: `duration: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `duration`
[INFO] [stderr]    --> src/session/session.rs:100:39
[INFO] [stderr]     |
[INFO] [stderr] 100 |                     Time::FirstShot { duration } if self.number_of_shots == 0 => Some(SystemTime::now()),
[INFO] [stderr]     |                                       ^^^^^^^^ help: try ignoring the field: `duration: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/device_api/esa/esa.rs:348:52
[INFO] [stderr]     |
[INFO] [stderr] 348 |                                     NopResult::Err(err) => {
[INFO] [stderr]     |                                                    ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line_id`
[INFO] [stderr]   --> src/database/handler.rs:26:30
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn new_session_id(&self, line_id: i32) -> i32 {
[INFO] [stderr]    |                              ^^^^^^^ help: consider prefixing with an underscore: `_line_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `session`
[INFO] [stderr]   --> src/database/handler.rs:29:31
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn update_sesssion(&self, session: &Session) {}
[INFO] [stderr]    |                               ^^^^^^^ help: consider prefixing with an underscore: `_session`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/database/handler.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let s = database::update_session(&con, session);
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/session/session.rs:224:13
[INFO] [stderr]     |
[INFO] [stderr] 224 |         let mut session = get_session();
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `empty`
[INFO] [stderr]   --> src/session/info.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn empty() -> User {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `demo`
[INFO] [stderr]   --> src/session/info.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn demo() -> Line {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `lg_discipline`
[INFO] [stderr]  --> src/helper/dsc_demo.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn lg_discipline() -> Discipline {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `lg_target`
[INFO] [stderr]    --> src/helper/dsc_demo.rs:139:1
[INFO] [stderr]     |
[INFO] [stderr] 139 | pub fn lg_target() -> Target {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_all_sessions`
[INFO] [stderr]   --> src/database/database.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub fn print_all_sessions() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `printError` should have a snake case name
[INFO] [stderr]    --> src/dsc_manager.rs:261:13
[INFO] [stderr]     |
[INFO] [stderr] 261 |         let printError = print(&self.session);
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `print_error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/database/database.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 | /     diesel::update(session.filter(id.eq(s.id)))
[INFO] [stderr] 38 | |         .set(data.eq(Some(dd)))
[INFO] [stderr] 39 | |         .execute(conn);
[INFO] [stderr]    | |_______________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_all_sessions`
[INFO] [stderr]   --> src/database/database.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub fn print_all_sessions() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `printError` should have a snake case name
[INFO] [stderr]    --> src/dsc_manager.rs:261:13
[INFO] [stderr]     |
[INFO] [stderr] 261 |         let printError = print(&self.session);
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `print_error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/database/database.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 | /     diesel::update(session.filter(id.eq(s.id)))
[INFO] [stderr] 38 | |         .set(data.eq(Some(dd)))
[INFO] [stderr] 39 | |         .execute(conn);
[INFO] [stderr]    | |_______________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 02s
[INFO] running `"docker" "inspect" "25c77698e216cd38b24ea6a9d880752862d8b9ec2216bf5685121845f4d151de"`
[INFO] running `"docker" "rm" "-f" "25c77698e216cd38b24ea6a9d880752862d8b9ec2216bf5685121845f4d151de"`
[INFO] [stdout] 25c77698e216cd38b24ea6a9d880752862d8b9ec2216bf5685121845f4d151de