[INFO] updating cached repository bentein/twt-cli
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bentein/twt-cli
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bentein/twt-cli" "work/ex/beta-1.37-6/sources/1.36.0/gh/bentein/twt-cli"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/bentein/twt-cli'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bentein/twt-cli" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bentein/twt-cli"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bentein/twt-cli'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f69f75a20f2deef13eabc6efc0b43498a1cab2aa
[INFO] sha for GitHub repo bentein/twt-cli: f69f75a20f2deef13eabc6efc0b43498a1cab2aa
[INFO] validating manifest of bentein/twt-cli on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bentein/twt-cli on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bentein/twt-cli
[INFO] finished frobbing bentein/twt-cli
[INFO] frobbed toml for bentein/twt-cli written to work/ex/beta-1.37-6/sources/1.36.0/gh/bentein/twt-cli/Cargo.toml
[INFO] started frobbing bentein/twt-cli
[INFO] finished frobbing bentein/twt-cli
[INFO] frobbed toml for bentein/twt-cli written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bentein/twt-cli/Cargo.toml
[INFO] crate bentein/twt-cli already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing bentein/twt-cli against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/bentein/twt-cli:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] bd9101fc6e78d709b4b870ba45892a0082f074889de7ea5066d7fa4622bdfc23
[INFO] running `"docker" "start" "-a" "bd9101fc6e78d709b4b870ba45892a0082f074889de7ea5066d7fa4622bdfc23"`
[INFO] [stderr]    Compiling syn v0.15.31
[INFO] [stderr]    Compiling webbrowser v0.5.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]    Compiling tokio-sync v0.1.4
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling openssl-sys v0.9.43
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling cookie v0.11.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling tokio-threadpool v0.1.13
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling http v0.1.17
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling openssl v0.10.20
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling publicsuffix v1.5.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.18
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling h2 v0.1.18
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling structopt v0.2.15
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling hyper v0.12.27
[INFO] [stderr]    Compiling cookie_store v0.5.1
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling reqwest v0.9.15
[INFO] [stderr]    Compiling twt v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::path::PathBuf`
[INFO] [stderr]  --> src/authorize.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::path::PathBuf;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/authorize.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::authenticate`
[INFO] [stderr]  --> src/followers.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::authenticate;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/main.rs:139:32
[INFO] [stderr]     |
[INFO] [stderr] 139 |                 UserMod::Set { name, token, secret } => Ok("Not yet implemented".to_string()),
[INFO] [stderr]     |                                ^^^^ help: try ignoring the field: `name: _`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `secret`
[INFO] [stderr]    --> src/main.rs:139:45
[INFO] [stderr]     |
[INFO] [stderr] 139 |                 UserMod::Set { name, token, secret } => Ok("Not yet implemented".to_string()),
[INFO] [stderr]     |                                             ^^^^^^ help: try ignoring the field: `secret: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]    --> src/main.rs:139:38
[INFO] [stderr]     |
[INFO] [stderr] 139 |                 UserMod::Set { name, token, secret } => Ok("Not yet implemented".to_string()),
[INFO] [stderr]     |                                      ^^^^^ help: try ignoring the field: `token: _`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `j` is never read
[INFO] [stderr]    --> src/credentials.rs:217:21
[INFO] [stderr]     |
[INFO] [stderr] 217 |                     j -= 1;
[INFO] [stderr]     |                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `followers`
[INFO] [stderr]  --> src/followers.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn followers() {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_followers`
[INFO] [stderr]    --> src/main.rs:146:1
[INFO] [stderr]     |
[INFO] [stderr] 146 | fn get_followers(args: Cli) -> () {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 31s
[INFO] running `"docker" "inspect" "bd9101fc6e78d709b4b870ba45892a0082f074889de7ea5066d7fa4622bdfc23"`
[INFO] running `"docker" "rm" "-f" "bd9101fc6e78d709b4b870ba45892a0082f074889de7ea5066d7fa4622bdfc23"`
[INFO] [stdout] bd9101fc6e78d709b4b870ba45892a0082f074889de7ea5066d7fa4622bdfc23
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/bentein/twt-cli:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c65ed0048dfddd6b0f1e07cd1f3ad108c143d833f7810301d3be1235a0ac5dd3
[INFO] running `"docker" "start" "-a" "c65ed0048dfddd6b0f1e07cd1f3ad108c143d833f7810301d3be1235a0ac5dd3"`
[INFO] [stderr]    Compiling twt v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::path::PathBuf`
[INFO] [stderr]  --> src/authorize.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::path::PathBuf;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/authorize.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::authenticate`
[INFO] [stderr]  --> src/followers.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::authenticate;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/main.rs:139:32
[INFO] [stderr]     |
[INFO] [stderr] 139 |                 UserMod::Set { name, token, secret } => Ok("Not yet implemented".to_string()),
[INFO] [stderr]     |                                ^^^^ help: try ignoring the field: `name: _`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `secret`
[INFO] [stderr]    --> src/main.rs:139:45
[INFO] [stderr]     |
[INFO] [stderr] 139 |                 UserMod::Set { name, token, secret } => Ok("Not yet implemented".to_string()),
[INFO] [stderr]     |                                             ^^^^^^ help: try ignoring the field: `secret: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]    --> src/main.rs:139:38
[INFO] [stderr]     |
[INFO] [stderr] 139 |                 UserMod::Set { name, token, secret } => Ok("Not yet implemented".to_string()),
[INFO] [stderr]     |                                      ^^^^^ help: try ignoring the field: `token: _`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `j` is never read
[INFO] [stderr]    --> src/credentials.rs:217:21
[INFO] [stderr]     |
[INFO] [stderr] 217 |                     j -= 1;
[INFO] [stderr]     |                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `followers`
[INFO] [stderr]  --> src/followers.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn followers() {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_followers`
[INFO] [stderr]    --> src/main.rs:146:1
[INFO] [stderr]     |
[INFO] [stderr] 146 | fn get_followers(args: Cli) -> () {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `"docker" "inspect" "c65ed0048dfddd6b0f1e07cd1f3ad108c143d833f7810301d3be1235a0ac5dd3"`
[INFO] running `"docker" "rm" "-f" "c65ed0048dfddd6b0f1e07cd1f3ad108c143d833f7810301d3be1235a0ac5dd3"`
[INFO] [stdout] c65ed0048dfddd6b0f1e07cd1f3ad108c143d833f7810301d3be1235a0ac5dd3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/bentein/twt-cli:/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 5cd5d193ebd187e4f9362da8844e04279c771f2f4aa36ae135665d88b8f6d4a6
[INFO] running `"docker" "start" "-a" "5cd5d193ebd187e4f9362da8844e04279c771f2f4aa36ae135665d88b8f6d4a6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/twt-bca36531eec56b1e
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5cd5d193ebd187e4f9362da8844e04279c771f2f4aa36ae135665d88b8f6d4a6"`
[INFO] running `"docker" "rm" "-f" "5cd5d193ebd187e4f9362da8844e04279c771f2f4aa36ae135665d88b8f6d4a6"`
[INFO] [stdout] 5cd5d193ebd187e4f9362da8844e04279c771f2f4aa36ae135665d88b8f6d4a6