[INFO] fetching crate chaos 0.9.5...
[INFO] checking chaos-0.9.5 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate chaos 0.9.5 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate chaos 0.9.5 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chaos 0.9.5
[INFO] finished tweaking crates.io crate chaos 0.9.5
[INFO] tweaked toml for crates.io crate chaos 0.9.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shellexpand v1.1.1
[INFO] [stderr]   Downloaded base64 v0.9.3
[INFO] [stderr]   Downloaded rand v0.5.6
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36b64c7423125372f951960400edb69e8fd6d72e61caeaf25f1bce113b04ac28
[INFO] running `Command { std: "docker" "start" "-a" "36b64c7423125372f951960400edb69e8fd6d72e61caeaf25f1bce113b04ac28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36b64c7423125372f951960400edb69e8fd6d72e61caeaf25f1bce113b04ac28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36b64c7423125372f951960400edb69e8fd6d72e61caeaf25f1bce113b04ac28", kill_on_drop: false }`
[INFO] [stdout] 36b64c7423125372f951960400edb69e8fd6d72e61caeaf25f1bce113b04ac28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c03b3d9b81466cd85e28ca21d2351f9483c7c9c013e48daa1de6e6ed496a5c0
[INFO] running `Command { std: "docker" "start" "-a" "1c03b3d9b81466cd85e28ca21d2351f9483c7c9c013e48daa1de6e6ed496a5c0", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking shellexpand v1.1.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking chaos v0.9.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `base64` is imported redundantly
[INFO] [stdout]   --> src/common.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use base64;
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate base64;
[INFO] [stdout]    | -------------------- the item `base64` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/common.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     try!(f.read_to_string(&mut s));
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/common.rs:101:17
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let mut f = try!(File::open(path));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/model.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/main.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serde_json;
[INFO] [stdout]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `base64` is imported redundantly
[INFO] [stdout]   --> src/common.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use base64;
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate base64;
[INFO] [stdout]    | -------------------- the item `base64` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/common.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     try!(f.read_to_string(&mut s));
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/common.rs:101:17
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let mut f = try!(File::open(path));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/model.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/main.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate serde_json;
[INFO] [stdout]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/model.rs:149:45
[INFO] [stdout]     |
[INFO] [stdout] 149 |         assert_eq!("11000011", password.cut(pass.clone()));
[INFO] [stdout]     |                                         --- ^^^^^^^^^^^^ expected `&[u8]`, found `Vec<{integer}>`
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&[u8]`
[INFO] [stdout]                   found struct `Vec<{integer}>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> src/model.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn cut(&self, pass: &[u8]) -> String {
[INFO] [stdout]     |            ^^^        -----------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 149 |         assert_eq!("11000011", password.cut(&pass.clone()));
[INFO] [stdout]     |                                             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/model.rs:152:43
[INFO] [stdout]     |
[INFO] [stdout] 152 |         assert_eq!("110000", password.cut(pass.clone()));
[INFO] [stdout]     |                                       --- ^^^^^^^^^^^^ expected `&[u8]`, found `Vec<{integer}>`
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&[u8]`
[INFO] [stdout]                   found struct `Vec<{integer}>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> src/model.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn cut(&self, pass: &[u8]) -> String {
[INFO] [stdout]     |            ^^^        -----------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 152 |         assert_eq!("110000", password.cut(&pass.clone()));
[INFO] [stdout]     |                                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/model.rs:159:45
[INFO] [stdout]     |
[INFO] [stdout] 159 |         assert_eq!("11800031", password.cut(pass.clone()));
[INFO] [stdout]     |                                         --- ^^^^^^^^^^^^ expected `&[u8]`, found `Vec<{integer}>`
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&[u8]`
[INFO] [stdout]                   found struct `Vec<{integer}>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> src/model.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn cut(&self, pass: &[u8]) -> String {
[INFO] [stdout]     |            ^^^        -----------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 159 |         assert_eq!("11800031", password.cut(&pass.clone()));
[INFO] [stdout]     |                                             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/model.rs:162:43
[INFO] [stdout]     |
[INFO] [stdout] 162 |         assert_eq!("118000", password.cut(pass.clone()));
[INFO] [stdout]     |                                       --- ^^^^^^^^^^^^ expected `&[u8]`, found `Vec<{integer}>`
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&[u8]`
[INFO] [stdout]                   found struct `Vec<{integer}>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> src/model.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn cut(&self, pass: &[u8]) -> String {
[INFO] [stdout]     |            ^^^        -----------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 162 |         assert_eq!("118000", password.cut(&pass.clone()));
[INFO] [stdout]     |                                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/model.rs:169:45
[INFO] [stdout]     |
[INFO] [stdout] 169 |         assert_eq!("bbKGqUnv", password.cut(pass.clone()));
[INFO] [stdout]     |                                         --- ^^^^^^^^^^^^ expected `&[u8]`, found `Vec<{integer}>`
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&[u8]`
[INFO] [stdout]                   found struct `Vec<{integer}>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> src/model.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn cut(&self, pass: &[u8]) -> String {
[INFO] [stdout]     |            ^^^        -----------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 169 |         assert_eq!("bbKGqUnv", password.cut(&pass.clone()));
[INFO] [stdout]     |                                             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/model.rs:172:43
[INFO] [stdout]     |
[INFO] [stdout] 172 |         assert_eq!("bbKGqU", password.cut(pass.clone()));
[INFO] [stdout]     |                                       --- ^^^^^^^^^^^^ expected `&[u8]`, found `Vec<{integer}>`
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&[u8]`
[INFO] [stdout]                   found struct `Vec<{integer}>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> src/model.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn cut(&self, pass: &[u8]) -> String {
[INFO] [stdout]     |            ^^^        -----------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 172 |         assert_eq!("bbKGqU", password.cut(&pass.clone()));
[INFO] [stdout]     |                                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/model.rs:179:45
[INFO] [stdout]     |
[INFO] [stdout] 179 |         assert_eq!("bbA26Anv", password.cut(pass.clone()));
[INFO] [stdout]     |                                         --- ^^^^^^^^^^^^ expected `&[u8]`, found `Vec<{integer}>`
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&[u8]`
[INFO] [stdout]                   found struct `Vec<{integer}>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> src/model.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn cut(&self, pass: &[u8]) -> String {
[INFO] [stdout]     |            ^^^        -----------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 179 |         assert_eq!("bbA26Anv", password.cut(&pass.clone()));
[INFO] [stdout]     |                                             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/model.rs:182:43
[INFO] [stdout]     |
[INFO] [stdout] 182 |         assert_eq!("bbA26A", password.cut(pass.clone()));
[INFO] [stdout]     |                                       --- ^^^^^^^^^^^^ expected `&[u8]`, found `Vec<{integer}>`
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&[u8]`
[INFO] [stdout]                   found struct `Vec<{integer}>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> src/model.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn cut(&self, pass: &[u8]) -> String {
[INFO] [stdout]     |            ^^^        -----------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 182 |         assert_eq!("bbA26A", password.cut(&pass.clone()));
[INFO] [stdout]     |                                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/model.rs:189:47
[INFO] [stdout]     |
[INFO] [stdout] 189 |         assert_eq!("\"\"yU;Y.6", password.cut(pass.clone()));
[INFO] [stdout]     |                                           --- ^^^^^^^^^^^^ expected `&[u8]`, found `Vec<{integer}>`
[INFO] [stdout]     |                                           |
[INFO] [stdout]     |                                           arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&[u8]`
[INFO] [stdout]                   found struct `Vec<{integer}>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> src/model.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn cut(&self, pass: &[u8]) -> String {
[INFO] [stdout]     |            ^^^        -----------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 189 |         assert_eq!("\"\"yU;Y.6", password.cut(&pass.clone()));
[INFO] [stdout]     |                                               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/model.rs:192:45
[INFO] [stdout]     |
[INFO] [stdout] 192 |         assert_eq!("\"\"yU;Y", password.cut(pass.clone()));
[INFO] [stdout]     |                                         --- ^^^^^^^^^^^^ expected `&[u8]`, found `Vec<{integer}>`
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&[u8]`
[INFO] [stdout]                   found struct `Vec<{integer}>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> src/model.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn cut(&self, pass: &[u8]) -> String {
[INFO] [stdout]     |            ^^^        -----------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 192 |         assert_eq!("\"\"yU;Y", password.cut(&pass.clone()));
[INFO] [stdout]     |                                             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chaos` (bin "chaos" test) due to 11 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1c03b3d9b81466cd85e28ca21d2351f9483c7c9c013e48daa1de6e6ed496a5c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c03b3d9b81466cd85e28ca21d2351f9483c7c9c013e48daa1de6e6ed496a5c0", kill_on_drop: false }`
[INFO] [stdout] 1c03b3d9b81466cd85e28ca21d2351f9483c7c9c013e48daa1de6e6ed496a5c0
