[INFO] cloning repository https://github.com/nilq/lars [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nilq/lars" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilq%2Flars", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilq%2Flars'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 988b57c2c1cd6399495445744ee77a8738c0b6f2 [INFO] checking nilq/lars against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilq%2Flars" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nilq/lars on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nilq/lars [INFO] finished tweaking git repo https://github.com/nilq/lars [INFO] tweaked toml for git repo https://github.com/nilq/lars written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/nilq/lars already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 10914a221a06926f1c02bdedec4fb89eca3cea960793c4a7da26a1dcefc5c87d [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" "10914a221a06926f1c02bdedec4fb89eca3cea960793c4a7da26a1dcefc5c87d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "10914a221a06926f1c02bdedec4fb89eca3cea960793c4a7da26a1dcefc5c87d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10914a221a06926f1c02bdedec4fb89eca3cea960793c4a7da26a1dcefc5c87d", kill_on_drop: false }` [INFO] [stdout] 10914a221a06926f1c02bdedec4fb89eca3cea960793c4a7da26a1dcefc5c87d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3a39f39ab4f8dc9c02dc09f343eeb1fee69316a2eb49599fb852d3acc98485ba [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" "3a39f39ab4f8dc9c02dc09f343eeb1fee69316a2eb49599fb852d3acc98485ba", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking lars v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/vector.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 83 | try!(write!(f, "[")); [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/vector.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | try!(write!(f, "{}", self.content[n])); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/vector.rs:87:17 [INFO] [stdout] | [INFO] [stdout] 87 | try!(write!(f, ",")) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/vector.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | try!(write!(f, "]")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/matrix.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | try!(write!(f, "[")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/matrix.rs:115:13 [INFO] [stdout] | [INFO] [stdout] 115 | try!(write!(f, "[")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/matrix.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | try!(write!(f, "{}", self.get(n, m))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/matrix.rs:119:13 [INFO] [stdout] | [INFO] [stdout] 119 | try!(write!(f, "],\n")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/matrix.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 121 | try!(write!(f, "]")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/vector.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 83 | try!(write!(f, "[")); [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/vector.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | try!(write!(f, "{}", self.content[n])); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/vector.rs:87:17 [INFO] [stdout] | [INFO] [stdout] 87 | try!(write!(f, ",")) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/vector.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | try!(write!(f, "]")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/matrix.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | try!(write!(f, "[")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/matrix.rs:115:13 [INFO] [stdout] | [INFO] [stdout] 115 | try!(write!(f, "[")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/matrix.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | try!(write!(f, "{}", self.get(n, m))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/matrix.rs:119:13 [INFO] [stdout] | [INFO] [stdout] 119 | try!(write!(f, "],\n")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/matrix.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 121 | try!(write!(f, "]")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/matrix.rs:393:20 [INFO] [stdout] | [INFO] [stdout] 393 | panic!(format!("Matrix index ({}, {}) out of bounds!", r, c)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/matrix.rs:402:20 [INFO] [stdout] | [INFO] [stdout] 402 | panic!(format!("Matrix index ({}, {}) out of bounds!", r, c)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/matrix.rs:393:20 [INFO] [stdout] | [INFO] [stdout] 393 | panic!(format!("Matrix index ({}, {}) out of bounds!", r, c)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/matrix.rs:402:20 [INFO] [stdout] | [INFO] [stdout] 402 | panic!(format!("Matrix index ({}, {}) out of bounds!", r, c)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.43s [INFO] running `Command { std: "docker" "inspect" "3a39f39ab4f8dc9c02dc09f343eeb1fee69316a2eb49599fb852d3acc98485ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a39f39ab4f8dc9c02dc09f343eeb1fee69316a2eb49599fb852d3acc98485ba", kill_on_drop: false }` [INFO] [stdout] 3a39f39ab4f8dc9c02dc09f343eeb1fee69316a2eb49599fb852d3acc98485ba