[INFO] updating cached repository https://github.com/Ameliorate/track8-program
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b91c4ee4106de486ddbfcb61bdabc385d1a4c12c
[INFO] testing Ameliorate/track8-program against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmeliorate%2Ftrack8-program" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ameliorate/track8-program on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ameliorate/track8-program
[INFO] finished tweaking git repo https://github.com/Ameliorate/track8-program
[INFO] tweaked toml for git repo https://github.com/Ameliorate/track8-program written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Ameliorate/track8-program already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a9b2707abc887b7e683ac8e580399d330ee1bedbbc05768b772b1818612e147a
[INFO] running `Command { std: "docker" "start" "-a" "a9b2707abc887b7e683ac8e580399d330ee1bedbbc05768b772b1818612e147a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9b2707abc887b7e683ac8e580399d330ee1bedbbc05768b772b1818612e147a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9b2707abc887b7e683ac8e580399d330ee1bedbbc05768b772b1818612e147a", kill_on_drop: false }`
[INFO] [stdout] a9b2707abc887b7e683ac8e580399d330ee1bedbbc05768b772b1818612e147a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01770decd0a1fa67561a4eee4d4979fc3b01d6003da4e7cc695a06775beacb4c
[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" "01770decd0a1fa67561a4eee4d4979fc3b01d6003da4e7cc695a06775beacb4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.41
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling derive_more v0.9.0
[INFO] [stderr]    Compiling track8-program v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lib.rs:34:77
[INFO] [stdout]    |
[INFO] [stdout] 34 |   S::Stack{ref buf}=>{let mut b:Vec<C>=buf.clone().into();match c.into(){'0'...'9'=>{b.push(c);ns=S::Stack{buf:b.into()}}
[INFO] [stdout]    |                                                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lib.rs:37:76
[INFO] [stdout]    |
[INFO] [stdout] 37 |   S::Read{ref buf}=>{let mut b:Vec<C>=buf.clone().into();match c.into(){'0'...'9'=>{b.push(c);ns=S::Read{buf:b.into()}}
[INFO] [stdout]    |                                                                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lib.rs:40:77
[INFO] [stdout]    |
[INFO] [stdout] 40 |   S::Write{ref buf}=>{let mut b:Vec<C>=buf.clone().into();match c.into(){'0'...'9'=>{b.push(c);ns=S::Write{buf:b.into()}}
[INFO] [stdout]    |                                                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_from)]#[macro_use]extern crate derive_more;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.80s
[INFO] running `Command { std: "docker" "inspect" "01770decd0a1fa67561a4eee4d4979fc3b01d6003da4e7cc695a06775beacb4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01770decd0a1fa67561a4eee4d4979fc3b01d6003da4e7cc695a06775beacb4c", kill_on_drop: false }`
[INFO] [stdout] 01770decd0a1fa67561a4eee4d4979fc3b01d6003da4e7cc695a06775beacb4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1b487c8ffd721480397aaa6755ab72a6a414821e86337a56ec69db2f899f32db
[INFO] running `Command { std: "docker" "start" "-a" "1b487c8ffd721480397aaa6755ab72a6a414821e86337a56ec69db2f899f32db", kill_on_drop: false }`
[INFO] [stderr]    Compiling track8-program v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lib.rs:34:77
[INFO] [stdout]    |
[INFO] [stdout] 34 |   S::Stack{ref buf}=>{let mut b:Vec<C>=buf.clone().into();match c.into(){'0'...'9'=>{b.push(c);ns=S::Stack{buf:b.into()}}
[INFO] [stdout]    |                                                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lib.rs:37:76
[INFO] [stdout]    |
[INFO] [stdout] 37 |   S::Read{ref buf}=>{let mut b:Vec<C>=buf.clone().into();match c.into(){'0'...'9'=>{b.push(c);ns=S::Read{buf:b.into()}}
[INFO] [stdout]    |                                                                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lib.rs:40:77
[INFO] [stdout]    |
[INFO] [stdout] 40 |   S::Write{ref buf}=>{let mut b:Vec<C>=buf.clone().into();match c.into(){'0'...'9'=>{b.push(c);ns=S::Write{buf:b.into()}}
[INFO] [stdout]    |                                                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_from)]#[macro_use]extern crate derive_more;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `let_s` in this scope
[INFO] [stdout]  --> src/test.rs:4:80
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn cst_to_string_invalid(){let v:Vec<C>=vec![C::N(4000000)];let c:CSt=v.into();let_s=c.to_string();}
[INFO] [stdout]   |                                                                                ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lib.rs:34:77
[INFO] [stdout]    |
[INFO] [stdout] 34 |   S::Stack{ref buf}=>{let mut b:Vec<C>=buf.clone().into();match c.into(){'0'...'9'=>{b.push(c);ns=S::Stack{buf:b.into()}}
[INFO] [stdout]    |                                                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lib.rs:37:76
[INFO] [stdout]    |
[INFO] [stdout] 37 |   S::Read{ref buf}=>{let mut b:Vec<C>=buf.clone().into();match c.into(){'0'...'9'=>{b.push(c);ns=S::Read{buf:b.into()}}
[INFO] [stdout]    |                                                                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lib.rs:40:77
[INFO] [stdout]    |
[INFO] [stdout] 40 |   S::Write{ref buf}=>{let mut b:Vec<C>=buf.clone().into();match c.into(){'0'...'9'=>{b.push(c);ns=S::Write{buf:b.into()}}
[INFO] [stdout]    |                                                                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `track8-program`.
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1b487c8ffd721480397aaa6755ab72a6a414821e86337a56ec69db2f899f32db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b487c8ffd721480397aaa6755ab72a6a414821e86337a56ec69db2f899f32db", kill_on_drop: false }`
[INFO] [stdout] 1b487c8ffd721480397aaa6755ab72a6a414821e86337a56ec69db2f899f32db